Flat

English Meaning

Having an even and horizontal surface, or nearly so, without prominences or depressions; level without inclination; plane.

1. Having a horizontal surface without a slope, tilt, or curvature.
2. Having a smooth, even, level surface: a skirt sewed with fine flat seams.
3. Having a relatively broad surface in relation to thickness or depth: a flat board. See Synonyms at level.
4. Stretched out or lying at full length along the ground; prone.
5. Free of qualification; absolute: a flat refusal.
6. Fixed; unvarying: a flat rate.
7. Lacking interest or excitement; dull: a flat scenario.
8. Lacking in flavor: a flat stew that needs salt.
9. Having lost effervescence or sparkle: flat beer.
10. Deflated. Used of a tire.
11. Electrically discharged. Used of a storage battery.
12. Of or relating to a horizontal line that displays no ups or downs and signifies the absence of physiological activity: A flat electroencephalogram indicates a loss of brain function.
13. Commercially inactive; sluggish: flat sales for the month.
14. Unmodulated; monotonous: a flat voice.
15. Lacking variety in tint or shading; uniform: "The sky was bright but flat, the color of oyster shells” ( Anne Tyler).
16. Not glossy; mat: flat paint.
17. Music Being below the correct pitch.
18. Music Being one half step lower than the corresponding natural key: the key of B flat.
19. Designating the vowel a as pronounced in bad or cat.
20. Nautical Taut. Used of a sail.
21. Level with the ground; horizontally.
22. On or up against a flat surface; at full length.
23. So as to be flat.
24. Directly; completely: went flat against the rules; flat broke.
25. Exactly; precisely: arrived in six minutes flat.
26. Music Below the intended pitch.
27. Business Without interest charge.
28. A flat surface or part.
29. A stretch of level ground. Often used in the plural: salt flats.
30. A shallow frame or box for seeds or seedlings.
31. A movable section of stage scenery, usually consisting of a wooden frame and a decorated panel of wood or cloth.
32. A flatcar.
33. A deflated tire.
34. A shoe with a flat heel.
35. A large flat piece of mail.
36. A horse that competes in a flat race. Also called runner.
37. Music A sign (♭) used to indicate that a note is to be lowered by a half step.
38. Music A note that is lowered a half step.
39. Football The area of the field to either side of an offensive formation.
40. To make flat; flatten.
41. Music To lower (a note) a semitone.
42. Music To sing or play below the proper pitch.
43. An apartment on one floor of a building.
44. Archaic A story in a house.