8. (adj)flat, level, plane having a surface without slope, tilt in which no part is higher or lower than another "a flat desk"; "acres of level farmland"; "a plane surface"; "skirts sewn with fine flat seams"
20. (adj)two-dimensional, 2-dimensional, flat lacking the expected range or depth; not designed to give an illusion or depth "a film with two-dimensional characters"; "a flat two-dimensional painting"
21. (adj)flat, mat, matt, matte, matted not reflecting light; not glossy "flat wall paint"; "a photograph with a matte finish"
22. (adverb)flat commercially inactive "flat sales for the month"; "prices remained flat"; "a flat market"
23. (adverb)flat with flat sails "sail flat against the wind"
24. (adverb)directly, flat, straight in a forthright manner; candidly or frankly "he didn't answer directly"; "told me straight out"; "came out flat for less work and more pay"
3. (noun)flat a level surface, without elevation, relief, or prominences; an extended plain; specifically, in the United States, a leveltract along the along the banks of a river; as, the MohawkFlats
13. (noun)flat a dull fellow; a simpleton; a numskull
14. (noun)flat a character [/] before a note, indicating a tone which is a half step or semitone lower
15. (noun)flat a homaloid space or extension
16. flat having an even and horizontal surface, or nearly so, without prominences or depressions; level without inclination; plane
17. flat 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
18. flat wanting relief; destitute of variety; without points of prominence and striking interest
19. flat tasteless; stale; vapid; insipid; dead; as, fruit or drink flat to the taste
20. flat unanimated; dull; uninteresting; without point or spirit; monotonous; as, a flat speech or composition
21. flat lacking liveliness of commercial exchange and dealings; depressed; dull; as, the market is flat
27. (verb)flat to render dull, insipid, or spiritless; to depress
28. (verb)flat to depress in tone, as a musical note; especially, to lower in pitch by half a tone
29. (verb)flat to become flat, or flattened; to sink or fall to an even surface
30. (verb)flat to fall form the pitch
Definitions of 'flat'
The New Hacker's Dictionary
1. flat 1. [common] Lacking any complex internal structure. “That
bitty box has only a flat filesystem, not a
hierarchical one.” The verbform is flatten.
2. Said of a memory architecture (like that of the
VAX or 680x0) that is one big linear address space
(typically with each possiblevalue of a processor register corresponding
to a unique core address), as opposed to a segmented architecture (like that of the 80x86)
in which addresses are composed from a base-register/offset pair (segmented
designs are generally considered cretinous).
Note that sense 1 (at least with respect to filesystems) is usually
used pejoratively, whilesense 2 is a
Good Thing.