A small space on a form in which a tick or cross may be placed as a response.

plural of tick box

A bed mattress made from a coarse cotton material, or shoddy, and filled with (usually) straw. / Also used to refer to the empty mattress bag.

A hard-bodied tick, Ixodes scapularis, of the eastern and northern Midwestern United States, one of four species of tick that is carrier of Lyme disease.

A mark (often one of a series) made to show that an operation or task has been completed.

(slang, simile) Drunk, inebriated. / Fully inflated; swollen near to bursting. / (slang, simile) Unwilling to spend money.

(of a clock or other timer) To count the time down to zero.

(of time) To count down to zero (i.e. signaling the end (or start) of something).

present participle of tick off

The sound of a ticking clock. / (colloquial) A warning of some fateful impending event.