/bang"koh, bahng"-/ , n. , pl. bancos , v.
n.
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.
v.i.
2. to make such a declaration.
[ 1745-55; 2 ]