WordReference Random House Learner's Dictionary of American English © 2019
nas•ty /ˈnæsti/USA pronunciation
adj., -ti•er, -ti•est, n., pl. -ties. adj.
WordReference Random House Unabridged Dictionary of American English © 2019
nas•ti•ly /ˈnæstəli/USA pronunciation adv.
nas•ti•ness, n. [uncountable]
- offensive to taste, smell, or the senses in general; nauseating:a nasty smell of garbage.
- indecent or obscene:nasty language.
- highly objectionable or unpleasant:a nasty habit.
- vicious, angry, threatening, or ugly:A nasty dog guards his store at night.
- bad to deal with or experience:a nasty accident.
(nas′tē),USA pronunciation adj., -ti•er, -ti•est, n., pl. -ties. adj.
- physically filthy;
disgustingly unclean:a nasty pigsty of a room.
- offensive to taste or smell;
objectionable:a nasty habit.
- vicious, spiteful, or ugly:a nasty dog; a nasty rumor.
- bad or hard to deal with, encounter, undergo, etc.;
serious:a nasty cut; a nasty accident.
- very unpleasant or disagreeable:nasty weather.
- morally filthy;
indecent:a nasty word.
- Slang Termsformidable:The young pitcher has a good fast ball and a nasty curve.
- Informal Termsa nasty person or thing.
- Middle English 1350–1400
- 1.See corresponding entry in Unabridged . dirty, foul, loathsome.
- 2.See corresponding entry in Unabridged . sickening, repulsive, repellent.
- 6.See corresponding entry in Unabridged stormy, inclement.
- 7.See corresponding entry in Unabridged . smutty, pornographic.
a combining form with the meaning "nastic pressure,'' of the kind or in the direction specified by the initial element:hyponasty.
- 1.See corresponding entry in Unabridged . clean, pure.
- Greek nast(ós) pressed close (see nastic) + -y3
Collins Concise English Dictionary © HarperCollins Publishers::
nasty /ˈnɑːstɪ/ adj ( -tier, -tiest)
n ( pl -ties)
- unpleasant, offensive, or repugnant
- (of an experience, condition, etc) unpleasant, dangerous, or painful: a nasty wound
- spiteful, abusive, or ill-natured
- obscene or indecent
Etymology: 14th Century: origin obscure; probably related to Swedish dialect nasket and Dutch nestig dirtyˈnastily adv ˈnastiness n
- an offensive or unpleasant person or thing: a video nasty
'nasty' also found in these entries: