| a fool or simpleton; ninny. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
flat1 (flæt) ![]() | |
| —adj (often foll by against) , flatter, flattest | |
| 1. | horizontal; level: flat ground; a flat roof |
| 2. | even or smooth, without projections or depressions: a flat surface |
| 3. | lying stretched out at full length; prostrate: he lay flat on the ground |
| 4. | having little depth or thickness; shallow: a flat dish |
| 5. | having a surface or side in complete contact with another surface: flat against the wall |
| 6. | spread out, unrolled, or levelled |
| 7. | (of a tyre) deflated, either partially or completely |
| 8. | (of shoes) having an unraised or only slightly raised heel |
| 9. | chiefly (Brit) |
| a. (of races, racetracks, or racecourses) not having obstacles to be jumped | |
| b. of, relating to, or connected with flat racing as opposed to steeplechasing and hurdling: flat jockeys earn more | |
| 10. | without qualification; total: a flat denial |
| 11. | without possibility of change; fixed: a flat rate |
| 12. | (prenominal or immediately postpositive) neither more nor less; exact: he did the journey in thirty minutes flat; a flat thirty minutes |
| 13. | unexciting or lacking point or interest: a flat joke |
| 14. | without variation or resonance; monotonous: a flat voice |
| 15. | (of food) stale or tasteless |
| 16. | (of beer, sparkling wines, etc) having lost effervescence, as by exposure to air |
| 17. | (of trade, business, a market, etc) commercially inactive; sluggish |
| 18. | (of a battery) fully discharged; dead |
| 19. | (of a print, photograph, or painting) lacking contrast or shading between tones |
| 20. | (of paint) without gloss or lustre; matt |
| 21. | (of a painting) lacking perspective |
| 22. | (of lighting) diffuse |
| 23. | music |
| a. (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 | |
| b. Compare sharp (of an instrument, voice, etc) out of tune by being too low in pitch | |
| 24. | phonetics another word for lenis |
| 25. | phonetics 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) |
| —adv | |
| 26. | in or into a prostrate, level, or flat state or position: he held his hand out flat |
| 27. | completely or utterly; absolutely: he went flat against the rules |
| 28. | exactly; precisely: in three minutes flat |
| 29. | music |
| a. lower than a standard pitch | |
| b. Compare sharp too low in pitch: she sings flat | |
| 30. | fall flat to fail to achieve a desired effect, etc |
| 31. | informal flat out |
| a. with the maximum speed or effort | |
| b. totally exhausted | |
| —n | |
| 32. | a flat object, surface, or part |
| 33. | (often plural) a low-lying tract of land, esp a marsh or swamp |
| 34. | (often plural) a mud bank exposed at low tide |
| 35. | music |
| a. Usual symbol: ♭ an accidental that lowers the pitch of the following note by one chromatic semitone | |
| b. Compare sharp a note affected by this accidental | |
| 36. | theatre a rectangular wooden frame covered with painted canvas, etc, used to form part of a stage setting |
| 37. | a punctured car tyre |
| 38. | chiefly (Brit) the flat (often cap.) |
| a. flat racing, esp as opposed to steeplechasing and hurdling | |
| b. the season of flat racing | |
| 39. | nautical a flatboat or lighter |
| 40. | (US), (Canadian) a shallow box or container, used for holding plants, growing seedlings, etc |
| —vb , flatter, flattest, flats, flatting, flatted | |
| 41. | to make or become flat |
| 42. | music the usual US word for flatten |
| [C14: from Old Norse flatr; related to Old High German flaz flat, Greek platus flat, broad] | |
| 'flatly1 | |
| —adv | |
| 'flatness1 | |
| —n | |
flat
adj.fall flat
Fail, prove to be ineffective, as in His jokes nearly always fell flat
no one ever laughed at them. [First half of 1800s]