Meaning of FLAT in English
vi to fall form the pitch.
2. flat ·noun a homaloid space or extension.
3. flat ·noun something broad and flat in form.
4. flat ·adv in a flat manner; directly; flatly.
5. flat ·noun a dull fellow; a simpleton; a numskull.
6. flat ·adv without allowance for accrued interest.
7. flat ·noun a straw hat, broad-brimmed and low-crowned.
8. flat ·superl not sharp or shrill; not acute; as, a flat sound.
9. flat ·noun a flat-bottomed boat, without keel, and of small draught.
10. flat ·add. ·adj flattening at the ends;
said of certain fruits.
11. flat ·vi to become flat, or flattened; to sink or fall to an even surface.
12. flat ·superl clear; unmistakable; peremptory; absolute; positive; downright.
13. flat ·vt to render dull, insipid, or spiritless; to depress.
14. flat ·vt to make flat; to flatten; to level.
15. flat ·superl tasteless; stale; vapid; insipid; dead; as, fruit or drink flat to the taste.
xvi. flat ·noun a car without a roof, the body of which is a platform without sides; a platform car.
xvii. flat ·add. ·adj having a head at a very obtuse angle to the shaft;
said of a club.
xviii. flat ·noun a platform on wheel, upon which emblematic designs, ·etc., are carried in processions.
xix. flat ·vt to depress in tone, as a musical note; especially, to lower in pitch by half a tone.
xx. flat ·noun a character before a note, indicating a tone which is a half step or semitone lower.
xxi. flat ·superl wanting relief; destitute of variety; without points of prominence and striking interest.
xxii. flat ·noun the flat part, or side, of anything; as, the broad side of a blade, as distinguished from its edge.
xxiii. flat ·superl lacking liveliness of commercial exchange and dealings; depressed; dull; as, the market is flat.
xxiv. flat ·superl unanimated; dull; uninteresting; without point or spirit; monotonous; as, a flat speech or composition.
xxv. flat ·noun a floor, loft, or story in a building; especially, a floor of a house, which forms a complete residence in itself.
xxvi. flat ·superl below the true pitch; hence, as applied to intervals, minor, or lower by a half step; as, a flat seventh; a flat.
xxvii. flat ·noun a horizontal vein or ore deposit auxiliary to a main vein; also, any horizontal portion of a vein not elsewhere horizontal.
xxviii. flat ·superl having an even and horizontal surface, or nearly so, without prominences or depressions; level without inclination; plane.
xxix. flat ·superl sonant; vocal;
applied to any one of the sonant or vocal consonants, as distinguished from a nonsonant (or sharp) consonant.
xxx. flat ·noun a level tract lying at little depth below the surface of water, or alternately covered and left bare by the tide; a shoal; a shallow; a strand.
xxxi. flat ·superl lying at full length, or spread out, upon the ground; level with the ground or earth; prostrate; as, to lie flat on the ground; hence, fallen; laid low; ruined; destroyed.
xxxii. flat ·noun a level surface, without elevation, relief, or prominences; an extended plain; specifically, in the united states, a level tract along the along the banks of a river; as, the mohawk flats.
xxxiii. flat ·add. ·adj not having an inflectional ending or sign, as a noun used as an adjective, or an adjective as an adverb, without the addition of a formative suffix, or an infinitive without the sign to. many flat adverbs, as in run fast, buy cheap, are from ·as adverbs in -e, the loss of this ending having made them like the adjectives. some having forms in ly, such as exceeding, wonderful, true, are now archaic.
Webster English vocab. Английский словарь Webster. 2012