(UK, Ireland) To prepare to exhibit plenty of vitality or strength or other superior performance.

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

(idiomatic) Phrase used to indicate that if a specified activity is not continued or carried out, those who seek to disrupt normal activities through terror will have succeeded, which is an unacceptable result.

(informal, sometimes considered vulgar) To be pregnant; to be expecting a baby.

(idiomatic) To lack support, as in an argument, debate, or negotiation.

(idiomatic, of a person) To obtain the circumstances one wishes for; to do what one wishes to do, or to have others do what one wishes them to do. / (idiomatic) To achieve a desired or natural result.

(idiomatic, Britain) To be frightened or disturbed.

Alternative spelling of what have you.

(colloquial) Any of several additional, unmentioned things

(idiomatic) To enjoy oneself.