Third-person singular simple present indicative form of knock about

To make a lot of percussive noise while moving around.

(informal, transitive) To physically damage something or assault someone.

(chiefly Britain, intransitive, idiomatic) To waste time or fool around; to engage in activity which produces little or no accomplishment.

(vulgar, idiomatic) to joke or play / (vulgar, idiomatic) to misbehave; to act foolishly

(obsolete, intransitive) To revolve. / (dated, intransitive) To reverse one's position; to turn round. / (obsolete, reflexive) To turn (oneself) around.

Synonym of turn and turn about

(rare) Alternative spelling of turnabout

Used other than figuratively or idiomatically: see talk, about. (Compare discuss.) / (idiomatic, colloquial, imperative) Used to draw attention to the speaker's characterization of someone or something

plural of about-sledge