(idiomatic, informal) Approximately; at around some time.

(vulgar, slang) To waste time with unimportant activities, often used as an admonition to urge the other party to stop wasting time. / (markedly vulgar, slang, intransitive) To fool around.

(idiomatic) Approximately, very nearly.

Used other than figuratively or idiomatically: see about, time. / Close to the right time. / (idiomatic) Far past the desired time.

present participle of fool about

(intransitive) to fool around

(intransitive) To wave one's arms (or upper body) about violently, rather like a flail.

(intransitive, nautical) To change direction. / (transitive) To circulate (a rumour).

(dated) disturbed; upset

A 180-degree turn towards the right (especially of troops)