n.
Function: noun
Date: 14th century
1 a : a level surface of land ― usually used in plural <sagebrush flat s > <tidal flat s > b : a stretch of land without obstacles especially : a track or course for a flat race ― usually used with the <has won twice on the flat >
2 : a flat part or surface <the flat of one's hand>
3 a : a musical note or tone one half step lower than a specified note or tone b : a character ♭ on a line or space of the musical staff indicating a half step drop in pitch
4 : something flat: as a : a shallow container for shipping produce b : a shallow box in which seedlings are started c : a flat piece of theatrical scenery d : a shoe or slipper having a flat heel or no heel
5 chiefly British : an apartment on one floor
6 : a deflated tire
7 : the area to either side of an offensive football formation