A unique specimen.

(slang) To be insane, irrational, or eccentric.

A sure thing is preferable to the mere chance at something more.

(simile, colloquial) Stark naked; nude; especially, naked in a public setting and without embarrassment.

(idiomatic) To terminate or abolish something.

(simile, colloquial, chiefly US) Jumpy, nervous.

(idiomatic, humorous, informal) Synonym of get one's knickers in a twist

(intransitive, idiomatic) to maintain a background awareness of something; to remain alert to changes without it occupying one's full attention.

Used other than figuratively or idiomatically: see drop, bomb. / (idiomatic) Alternative form of drop a bombshell / (UK, euphemistic, slang) To release noxious gas from the bowels: to fart.

(law) A canon of construction under which the questionable meaning of a doubtful word can be derived from its association with other words.