WordReference Random House Learner's Dictionary of American English © 2017
bad1 /bæd/USA pronunciation   adj.,  worse/wɜrs/USA pronunciation  worst /wɜrst/USA pronunciation  ;
(Slang  ) bad•der,  bad•dest for 16;
n., adv. 

  1. not good in any manner or degree:bad traffic.
  2. wicked or evil in character:the bad witch.
  3. of low or inferior quality;
    deficient:bad roads.
  4. disobedient or naughty:She was a very bad girl today.
  5. inaccurate;
    incorrect: a bad guess.
  6. causing injury or harm: Sugar is bad for the teeth.
  7. suffering from sickness, pain, or injury:He was so bad yesterday that he stayed in bed.
  8. diseased, decayed, or weakened: a bad heart .
  9. spoiled or rotten:The milk has gone bad.
  10. disagreeable;
    unpleasant: bad dreams.
  11. severe;
    intense: a bad flood.
  12. regretful, sorry, sad, or upset: He felt bad about leaving.
  13. showing or having a lack of skill or ability:What a bad actor! [ be + ~ + at]:I was really bad at drawing.
  14. unfortunate or unfavorable: bad news.
  15. [before a noun] (of a debt) unlikely to be paid and so treated as a loss:bad loans.
  16. Slang TermsSlang. outstandingly good;
    first-rate: He is one bad drummer.

n. [uncountable]
  1. something that is bad:to take the bad with the good.

  1. [Informal.]badly: She wanted it bad enough to steal it.
  1. Idiomsbadly or bad off, poor;
    destitute:They were badly off during the Depression.
  2. Idioms in a bad way, in severe trouble or distress:She's in a bad way now.
  3. Idiomsnot (half, so, or too) bad, somewhat good;
    tolerable:not half bad for a first effort.
  4. Idiomstoo bad: 
    • (used to express regret or disappointment):You didn't pass? Oh, that's too bad.
    • (used to express impatience or lack of concern ):You don't like it here? Too bad.

bad•ness, n. [uncountable]
    You can use the adjective bad, meaning "unpleasant, unattractive, unfavorable, spoiled, etc.,'' after such verbs as sound, smell, look, and taste: The music sounds bad.The locker room smells bad. You look pretty bad;
    are you sick? After the rainstorm the water tasted bad.
    After the verb feel, you can also use the adjective badly when describing physical or emotional states: She was feeling badly that day. That use is considered standard, although bad is more common in formal writing. bad as an adverb appears mainly in informal situations: He wanted it pretty bad . See also badly, good.

WordReference Random House Unabridged Dictionary of American English © 2017
bad1  (bad),USA pronunciation adj.,  worse, worst;
 (Slang) bad•der, bad•dest for 36;

  1. not good in any manner or degree.
  2. having a wicked or evil character;
    morally reprehensible:There is no such thing as a bad boy.
  3. of poor or inferior quality;
    deficient:a bad diamond; a bad spark plug.
  4. inadequate or below standard;
    not satisfactory for use:bad heating; Living conditions in some areas are very bad.
  5. inaccurate, incorrect, or faulty:a bad guess.
  6. invalid, unsound, or false:a bad insurance claim; bad judgment.
  7. causing or liable to cause sickness or ill health;
    injurious or harmful:Too much sugar is bad for your teeth.
  8. suffering from sickness, ill health, pain, or injury;
    ill:He felt bad from eating the green apples.
  9. not healthy or in good physical condition;
    diseased, decayed, or physically weakened:A bad heart kept him out of the army.
  10. tainted, spoiled, or rotten, esp. to the point of being inedible:The meat is bad because you left it out of the refrigerator too long.
  11. having a disastrous or detrimental effect, result, or tendency;
    unfavorable:The drought is bad for the farmers. His sloppy appearance made a bad impression.
  12. causing or characterized by discomfort, inconvenience, uneasiness, or annoyance;
    unpleasant:I had a bad flight to Chicago.
  13. easily provoked to anger;
    irascible:a bad temper.
  14. cross, irritable, or surly:If I don't have my morning coffee, I'm in a bad mood all day.
  15. more uncomfortable, persistent, painful, or dangerous than usual;
    severe:a bad attack of asthma.
  16. causing or resulting in disaster or severe damage or destruction:a bad flood.
  17. regretful, contrite, dejected, or upset:He felt bad about having to leave the children all alone.
  18. disobedient, naughty, or misbehaving:If you're bad at school, you'll go to bed without supper.
  19. disreputable or dishonorable:He's getting a bad name from changing jobs so often.
  20. displaying a lack of skill, talent, proficiency, or judgment:a bad painting; Bad drivers cause most of the accidents.
  21. causing distress;
    unfortunate or unfavorable:I'm afraid I have bad news for you.
  22. not suitable or appropriate;
    disadvantageous or dangerous:It was a bad day for fishing.
  23. inclement;
    considered too stormy, hot, cold, etc.:We had a bad winter with a lot of snow.
  24. disagreeable or offensive to the senses:a bad odor.
  25. exhibiting a lack of artistic sensitivity:The room was decorated in bad taste.
  26. not in keeping with a standard of behavior or conduct;
    coarse:bad manners.
  27. Linguistics(of a word, speech, or writing)
    • vulgar, obscene, or blasphemous:bad language.
    • not properly observing rules or customs of grammar, usage, spelling, etc.;
      incorrect:He speaks bad English.
  28. unattractive, esp. because of a lack of pleasing proportions:She has a bad figure.
  29. (of the complexion) marred by defects;
    pockmarked or pimply;
    blemished:bad skin.
  30. not profitable or worth the price paid:The land was a bad buy.
  31. Communications, Businessdeemed uncollectible or irrecoverable and treated as a loss:a bad debt.
  32. ill-spent;
    wasted:Don't throw good money after bad money.
  33. counterfeit;
    not genuine:There was a bad ten-dollar bill in with the change.
  34. having the character of a villain;
    villainous:In the movies the good guys always beat the bad guys.
  35. Sportfailing to land within the in-bounds limits of a court or section of a court;
    missing the mark;
    not well aimed.
  36. Slang Termsoutstandingly excellent;
    first-rate:He's a bad man on drums, and the fans love him.
  37. Idiomsin a bad way, in severe trouble or distress.
  38. Idiomsnot bad: 
    • tolerably good;
      not without merit:The dinner wasn't bad, but I've had better.
    • not difficult:Once you know geometry, trigonometry isn't bad.Also,  not so bad, not too bad. 
  39. Idiomstoo bad, unfortunate or disappointing:It's too bad that he didn't go to college.

  1. that which is bad:You have to take the bad with the good.
  2. a bad condition, character, or quality:His health seemed to go from bad to worse.
  3. (used with a pl. v.) evil persons collectively (usually prec. by the):The bad are always stirring up trouble.
  4. Idiomsgo to the bad, to deteriorate physically or morally;
    go to ruin:She wept at seeing her son go to the bad.
  5. in bad, [Informal.]
    • in trouble or distress.
    • in disfavor:He's in bad with his father-in-law.
  6. Idiomsto the bad, in arrears:He's $100 to the bad on his debt.

adv. Informal. 
  1. badly:He wanted it bad enough to steal it.
  2. Idiomsbad off, in poor or distressed condition or circumstances;
    destitute:His family has been pretty bad off since he lost his job.Also,  badly off. Cf. well-off.
badness, n. 
  • Middle English badde, perh. akin to Old English bæddel hermaphrodite, bædling womanish man 1250–1300
    • 2.See corresponding entry in Unabridged depraved, corrupt, base, sinful, criminal, atrocious.
      Bad, evil, ill, wicked are closest in meaning in reference to that which is lacking in moral qualities or is actually vicious and reprehensible.
      Bad is the broadest and simplest term:a bad man; bad habits.Evil applies to that which violates or leads to the violation of moral law:evil practices.Ill now appears mainly in certain fixed expressions, with a milder implication than that in evil:ill will; ill-natured.Wicked implies willful and determined doing of what is very wrong:a wicked plan.
    • 10.See corresponding entry in Unabridged putrefied.
    • 21.See corresponding entry in Unabridged adverse, unlucky, unhappy.
    The adjective bad meaning "unpleasant, unattractive, unfavorable, spoiled, etc.,'' is the usual form to follow such copulative verbs as sound, smell, look, and taste: After the rainstorm the water tasted bad. The coach says the locker room smells bad. After the copulative verb feel, the adjective badly in reference to physical or emotional states is also used and is standard, although bad is more common in formal writing:I feel bad from overeating. She felt badly about her friend's misfortune.When the adverbial use is required, badly is standard with all verbs:She reacted badly to the criticism.Bad as an adverb appears mainly in informal contexts:I didn't do too bad on the tests. He wants money so bad it hurts.See also  badly, good. 

bad2  (bad),USA pronunciation v. [Archaic.]
  1. a pt. of  bid. 

bad,1 +n. 
  1. my bad, My fault! My mistake!

WordReference Random House Learner's Dictionary of American English © 2017
bade /bæd/USA pronunciation   v. 
  1. a pt. of bid.

WordReference Random House Unabridged Dictionary of American English © 2017
bade  (bad),USA pronunciation v. 
  1. a pt. of  bid. 

WordReference Random House Learner's Dictionary of American English © 2017
worse /wɜrs/USA pronunciation   adj., comparative of bad  and ill.
  1. bad or ill to a greater extent;
    inferior:Your score is worse on this test than on yesterday's.
  2. more unfavorable or injurious.
  3. in poorer health:The patient is worse than yesterday.

n. [uncountable;  usually: the + ~]
  1. something that is worse:a turn for the worse.

  1. in a worse manner:The class behaved worse than ever just when the principal came in.
  2. to a worse degree:I feel much worse than yesterday.

WordReference Random House Unabridged Dictionary of American English © 2017
worse  (wûrs),USA pronunciation adj., [comparative of] bad [and]ill. 
  1. bad or ill in a greater or higher degree;
    inferior in excellence, quality, or character.
  2. more unfavorable or injurious.
  3. in less good condition;
    in poorer health.

  1. that which is worse.

  1. in a more evil, wicked, severe, or disadvantageous manner.
  2. with more severity, intensity, etc.;
    in a greater degree.
  • bef. 900; Middle English (adjective, adjectival, adverb, adverbial, and noun, nominal); Old English wiersa (comparative adjective, adjectival), wiers (adverb, adverbial); cognate with Old Norse verri, Gothic wairsiza; see war2

WordReference Random House Learner's Dictionary of American English © 2017
worst /wɜrst/USA pronunciation   adj., superlative ofbad and ill.
  1. bad or ill in the most extreme degree;
    most faulty or unsatisfactory:the worst job I've ever seen.
  2. most unpleasant, unattractive, or disagreeable.
  3. least efficient or skilled:The worst drivers in the country come from that state.

n. [uncountable;  usually: the + ~]
  1. something that is worst:Prepare for the worst.

  1. in the worst manner.
  2. in the greatest degree.

v. [+ object]
  1. to defeat;
  1. Idiomsat (the) worst, under the worst conditions.
  2. Idiomsif worst comes to worst, if the very worst happens.
  3. Idiomsin the worst way, very much;
    extremely:He needs praise in the worst way.

WordReference Random House Unabridged Dictionary of American English © 2017
worst  (wûrst),USA pronunciation adj., [superlative of] bad [and]ill. 
  1. bad or ill in the highest, greatest, or most extreme degree:the worst person.
  2. most faulty, unsatisfactory, or objectionable:the worst paper submitted.
  3. most unfavorable or injurious.
  4. in the poorest condition:the worst house on the block.
  5. most unpleasant, unattractive, or disagreeable:the worst personality I've ever known.
  6. most lacking in skill;
    least skilled:the worst typist in the group.
  7. Informal Termsin the worst way, in an extreme degree;
    very much:She wanted a new robe for Christmas in the worst way.Also,  the worst way. 

  1. that which is worst.
  2. at worst, if the worst happens;
    under the worst conditions:He will be expelled from school, at worst.Also,  at the worst. 
  3. get the worst of something, to be defeated by;
    lose:to get the worst of a fight.
  4. if worst comes to worst, if the very worst happens:If worst comes to worst, we still have some money in reserve.

  1. in the most evil, wicked, severe, or disadvantageous manner.
  2. with the most severity, intensity, etc.;
    in the greatest degree.

  1. to defeat;
    beat:He worsted him easily.
  • bef. 900; Middle English worste (adjective, adjectival, adverb, adverbial, and noun, nominal), Old English wur(re)sta, wyr(re)st, wer(re)sta (adjective, adjectival and adverb, adverbial); cognate with Old Norse verstr; see worse, -est1

Collins Concise English Dictionary © HarperCollins Publishers::

bad /bæd/ adj (worse, worst)
  1. not good; of poor quality; inadequate; inferior
  2. (often followed by at) lacking skill or talent; incompetent: a bad painter, bad at sports
  3. (often followed by for) harmful
  4. immoral; evil
  5. naughty; mischievous; disobedient
  6. rotten; decayed; spoiled: a bad egg
  7. severe; intense: a bad headache
  8. incorrect; wrong; faulty: bad pronunciation
  9. ill or in pain (esp in the phrase feel bad)
  10. regretful, sorry, or upset (esp in the phrase feel bad about)
  11. unfavourable; distressing: bad news, a bad business
  12. offensive; unpleasant; disagreeable: bad language, bad temper
  13. not valid or sound; void: a bad cheque
  14. not recoverable: a bad debt
  15. (badder, baddest) slang good; excellent
  16. go from bad to worseto deteriorate even more
  17. go badto putrefy; spoil
  18. in a bad wayinformal seriously ill, through sickness or injury
  19. in trouble of any kind
  20. make the best of a bad jobto manage as well as possible in unfavourable circumstances
  21. not bad, not so badinformal passable; fair; fairly good
  22. too badinformal (often used dismissively) regrettable
  1. unfortunate or unpleasant events collectively (often in the phrase take the bad with the good)
  2. an immoral or degenerate state (often in the phrase go to the bad)
  3. the debit side of an account: £200 to the bad
  1. not standard badly: to want something bad
Etymology: 13th Century: probably from bæd-, as the first element of Old English bǣddel hermaphrodite, bǣdling sodomite

ˈbaddish adj ˈbadness n
bad /bæd/ vb
  1. a variant of bade

bade /bæd; beɪd/, bad vb
  1. past tense of bid

'bad' also found in these entries:
Collocations: always [looks for, sees] the bad in people, is a bad [person, man, idea, influence], [take, see] the bad with the good, more...

Forum discussions with the word(s) "bad" in the title:

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