all-in

/AO1 L IH0 N/
noun
  1. 1

    A hand where at least one player bets all of his or her chips.

  2. 2

    A player who is all in.

    โ€œSince she was against an all in, Jill had no reason to bet.โ€

adjective
  1. 1

    (somewhat obsolete) Very tired.

  2. 2

    With everything included.

  3. 3

    Having no further stake to wager, but remaining active in a hand.

adverb
  1. 1

    Alternative form of all in

Source: https://en.wiktionary.org/wiki/all%20in, https://en.wiktionary.org/wiki/all-in