(physics) the antiquark corresponding to the top quark.

A desk having a flexible top, made of parallel slats, that rolls away when not needed.

(simile, usually of motorized machinery) To operate flawlessly and smoothly.

(slang, figuratively) To become explosively angry; to lose one's temper.

plural of top-level domain

Alternative spelling of snow on the mountaintop

Alternative spelling of snow on the rooftop

Of vocal sounds: very loudly; as loudly as possible.

plural of roll-top desk

plural of set-top box