1. To give someone an amount of money (in notes), because you are buying something from them. English = pay, pay cash, pay cash for.
2. To pay some money as a first installment or as a pledge for a contract. English = deposit, pay a deposit
3. To pay someone some money in order to make a bet. English = to place a bet. Idiomatic English = to put money on, to put one's money on.