(chiefly US, dated) A small, very inexpensive apartment having only the most rudimentary features and lacking a plumbing system to supply hot water.

plural of flat race

A race that takes place over open or clear ground.

(Australia, idiomatic) At maximum capability, intensity, or speed.

(Australia, idiomatic) Extremely busy.

plural of flat sheet

A bedsheet that lies flat over the mattress, not elasticated like a fitted sheet.

Any of various hesperiid butterflies of the genus Chaetocneme.

(UK) studio apartment / (theater) Hollywood flat

plural of flat fare