(modal, set phrase) Generally, all things considered / Altogether

Everything that matters; the only thing of importance.

Very important; vital or crucial.

(somewhat dated) Very tired. / (chiefly UK) With everything included. / (poker) Having no further stake to wager, but remaining active in a hand.

(poker) A hand where at least one player bets all of his or her chips. / (poker) A player who is all in.

Alternative form of all in

Alternative form of all in

Alternative form of all in

A style of wrestling with few rules or restrictions

(idiomatic) A nonchalant dismissal of a significant accomplishment.