A businessman employed at, or a partner at a merchant bank. / (chiefly Britain, rhyming slang) A wanker. (In this sense, the term can also be abbreviated to merchant.)

A piece of paper currency. / (now historical) A promissory note issued by a bank, payable at a given time to a specific beneficiary.

A roll of banknotes or other paper currency, carried in lieu of a wallet. / The monetary assets of a person or organization.

(transitive) To fund a project; to underwrite something.

plural of banker

Acceptable to a bank. / Certain to bring profit and success, especially in the entertainment industry. / Reliable.

passbook, chequebook / (idiomatic) wealth

The time period between 10 a.m. and 3 p.m. of a day. / (figuratively) Any easy job, especially one with a short working day.

plural of bankbook

plural of bankcard