Used to make a suggestion. / Used to ask someone to consider something or someone that they have apparently not considered. / To repeat a question but referring to a different subject or object.

(military) An abrupt turn to face the opposite direction. / A reversal in direction; a reversal of attitude or opinion.

(intransitive) To turn 180 degrees to face the opposite direction. / To change opinion or attitude drastically.

(intransitive) To come to pass; to develop; to occur; to take place; to happen; to exist.

(transitive) To cause to take place. / (transitive) To accomplish, achieve.

(informal, intransitive) To do random unplanned work or spend time idly / (informal, intransitive) To attempt to do something with a piece of equipment without understanding how it works.

A turn of 180 degrees, typically in a military formation. / Total reversal of opinion or attitude.

(intransitive) To turn 180 degrees, typically in a military formation.

(nautical) to brace the ship's yards on the opposite tack when going about

Alternative form of arse around / (obsolete, slang) To turn round.