(idiomatic, dated) To get back to the business at hand.

An autobiography

(informal) A beer.

Alternative spelling of on all fours

(idiomatic) The rumour or news going around.

(online gaming) A computer game in which a large number of players can simultaneously interact in a persistent world.

Deliberately, though apparently accidentally.

To move one's head from side to side, in a repeated swiveling motion from the neck, to indicate disagreement, negation, disbelief, disapproval or dismay.

Part of or privy to involved in, (something private, especially a plan or plot).

(sports, of a competitor) Playing or competing below one's usual level of performance.