Pronunciation: (bī'in"), [key]
1. an act or instance of buying in.
2. the deliberate submission of a false bid, too low to be met, in order to win a contract.
3. Poker.the chips purchased by a player from the banker, occasionally a set amount required to enter a specific competition or game.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.