banco

noun, plural ban·cos.

1. a declaration made by a bettor in certain gambling games, as baccarat and chemin de fer, indicating a bet matching the full amount in the bank, to the exclusion of all previous lower bets: often used as an interjection.

verb (used without object)

2. to make such a declaration.

interjection

1. a call in gambling games such as chemin de fer and baccarat by a player or bystander who wishes to bet against the entire bank