(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.

Alternative spelling of chockablock

Alternative spelling of chockablock

One companion is better than two.

(idiomatic, chiefly UK) To escape, flee or leave a situation or relationship, usually as a result of a shocking or sudden announcement or revelation.

(idiomatic) A brief answer or opinion. / Used other than figuratively or idiomatically: see answer, on, a, postcard.