To cause a flat spot on (a vehicle tyre), usually by locking the wheels under heaving braking.

(UK, obsolete, slang) A bedbug.

(theater) Broadway flat

plural of flat passer

(gambling, slang) A crooked die that is shaved down on certain sides to produce the desired rolls more frequently.

An amusement ride that spins around, usually on a circular platform.

plural of flat ride

(automotive) Of a pneumatic tyre/tire: designed to resist the effects of deflation when punctured, and to allow the vehicle to continue to be driven (although usually at a reduced speed).

(gambling, slang) Synonym of flat store (“crooked gambling establishment”)

plural of flat joint