wallet
A wallet is a small, flat case made of leather or plastic, in which someone, especially a man, keeps banknotes and other small things such as credit cards.
In American English, a man's wallet is sometimes called a billfold, and a woman's wallet is sometimes called a pocketbook. A small bag for carrying money is called a change purse or a coin purse.
In British English, a woman's wallet is usually called a purse.
➜ See purse