WordReference Random House Learner's Dictionary of American English © 2015
flat1 /flæt/USA pronunciation
adj., flat•ter, flat•test,adv., n. WordReference Random House Learner's Dictionary of American English © 2015
horizontally level:flat, white roofs on the houses of the Greek town.
level, even, or smooth in surface, such as land or tabletops:the flat prairie.
lying horizontally and at full length:flat on the floor.
not deep, high, or thick:stacks of flat boxes at the pizzeria.
spread out, as an unrolled map or the open hand:The map was flat on the table.
with the air out; deflated;
collapsed:a flat tire.
[before a noun] absolute;
definite:issued a flat denial of the charges.
[before a noun] without the possibility of change or variation; fixed:The hotel charged a flat rate.
lacking vitality or animation:a flat play.
(of a carbonated beverage) having lost its bubbles:The soda is flat.
pointless, as a remark or joke:a flat joke.
(of paint) without gloss; not shiny;
lacking variation in pitch;
monotonous:answered in a flat, bored voice.
- [after a letter indicating tone] (of a tone) lowered a half step in pitch:B flat.
in a flat position;
- below an intended pitch, such as a note; too low (opposed to sharpsharp):The chorus was a little flat on that last song.
levelly:The trees had been laid flat by the hurricane.
completely; utterly:flat broke until payday.
[after a measurement of time] exactly;
precisely:I got there in two minutes flat.
Music and Dancebelow the true pitch:to sing flat.
Clothinga woman's shoe with a very low heel or no heel.
a flat surface, side, or part of anything:She held the stone in the flat of her hand.
flat or level ground:salt flats.
- (in musical notation) the character ♭, which indicates that the pitch of a note is lowered by one half step.
an automobile tire that has lost the air.
- a tone that is one half step below another.
flat•ness, n. [uncountable]
flat2 /flæt/USA pronunciation
- Idiomsfall flat, [no object] to fail completely and noticeably:an attempt at humor that fell flat.
flat out, [Informal.]
- without hesitation;
directly or openly:The spy told us flat out he had been a double agent.
- at full speed or with maximum effort:We drove flat out to get there by afternoon.
British Termsa residential apartment:rented a flat in the city.
-flat- comes from Latin, where it has the meaning "blow;
wind.'' This meaning is found in such words as: deflate, inflate.
- Informal Termsusing full speed or all of one's resources:a flat-out effort.
- Informal Termscomplete:a flat-out forgery.
See flat out
Collins Concise English Dictionary © HarperCollins Publishers::
flat /flæt/ adj (flatter, flattest)
- horizontal; level: flat ground, a flat roof
- even or smooth, without projections or depressions: a flat surface
- lying stretched out at full length; prostrate: he lay flat on the ground
- having little depth or thickness; shallow: a flat dish
- (postpositive) often followed by against: having a surface or side in complete contact with another surface: flat against the wall
- (of a tyre) deflated, either partially or completely
- (of shoes) having an unraised or only slightly raised heel
- chiefly Brit (of races, racetracks, or racecourses) not having obstacles to be jumped
- of, relating to, or connected with flat racing as opposed to steeplechasing and hurdling
- without qualification; total: a flat denial
- without possibility of change; fixed: a flat rate
- (prenominal or immediately postpositive) neither more nor less; exact: he did the journey in thirty minutes flat, a flat thirty minutes
- unexciting or lacking point or interest: a flat joke
- without variation or resonance; monotonous: a flat voice
- (of food) stale or tasteless
- (of beer, sparkling wines, etc) having lost effervescence, as by exposure to air
- (of trade, business, a market, etc) commercially inactive; sluggish
- (of a battery) fully discharged; dead
- (of a print, photograph, or painting) lacking contrast or shading between tones
- (of paint) without gloss or lustre; matt
- (of a painting) lacking perspective
- (of lighting) diffuse
- (immediately postpositive) denoting a note of a given letter name (or the sound it represents) that has been lowered in pitch by one chromatic semitone: B flat
- (of an instrument, voice, etc) out of tune by being too low in pitch
- flat a ⇒ the vowel sound of a as in the usual US or S Brit pronunciation of hand, cat, usually represented by the symbol (æ)
- in or into a prostrate, level, or flat state or position: he held his hand out flat
- completely or utterly; absolutely
- lower than a standard pitch
- too low in pitch: she sings flat
- fall flat ⇒ to fail to achieve a desired effect, etc
- flat out ⇒ informal with the maximum speed or effort
- totally exhausted
vb (flats, flatting, flatted)
- a flat object, surface, or part
- (often plural) a low-lying tract of land, esp a marsh or swamp
- (often plural) a mud bank exposed at low tide
- an accidental that lowers the pitch of the following note by one chromatic semitone
Usual symbol: ♭
- a note affected by this accidental
- a rectangular wooden frame covered with painted canvas, etc, used to form part of a stage setting
- a punctured car tyre
- chiefly Brit the flat ⇒ (often cap.) flat racing, esp as opposed to steeplechasing and hurdling
- the season of flat racing
- a flatboat or lighter
- US Canadian a shallow box or container, used for holding plants, growing seedlings, etc
See also flatsEtymology: 14th Century: from Old Norse flatr; related to Old High German flaz flat, Greek platus flat, broadˈflatly adv ˈflatness n
- to make or become flat
- the usual US word for flatten
flat /flæt/ n
vb (flats, flatting, flatted)(intransitive)
- a set of rooms comprising a residence entirely on one floor of a building
Usual US and Canadian name: apartment
Etymology: Old English flett floor, hall, house; related to flat1
- Austral NZ to live in a flat (with someone)
'flat' also found in these entries: