This would be your strongest selection; a 'sure thing'. For example, "Manchester United beating Bradford is a banker". Bankers will usually form the base of combinations and accumulators and they must win for the bet to be successful.
1. An almost guaranteed winner bet. When a punter thinks he has a selection highly expected to win, this is said to be a banker bet. 2. The strongest selection in an accumulator bet. A selection that must win to guarantee any return in permutation bets. It is often called the cornerstone of permutation bets.
The dealer or player in possession of the shoe who deals and plays the hands. In some versions, the banker finances the action; in other versions, the casino books the action, but the dealer is usually called the banker.
A banking locomotive was often used to assist trains up particularly steep or long banks, or gradients. Many banks had locomotives permanently allocated for this purpose. Trains would stop at the bottom of a bank, and the banker would buffer up to the rear (but not couple on). The train would then ascend the bank with the bankers assistance, and at the top the banker could drop off without the train needing to stop.
An individual in the business of assisting in arranging funding or negotiating contracts for a client but who does loan the money himself. Bankers usually charge a fee or receive a commission for their services.