(idiomatic, business) A transaction, contract, or other agreement in which one party provides particularly favorable terms to the other, especially in suspicious circumstances.

(idiomatic) A large amount; a lot.

(idiomatic) Very much; to a great extent; a lot; lots.

To deal with oneself. / To engage in dealings favorable to oneself as principal, taking advantage of one's position as fiduciary.

A half-part; half.

(film) A scriptwriter's contract paid in installments as progress is made.

(transitive, card games) not to deal cards to someone who is leaving a game. / To dole out or distribute (something).

(idiomatic) Large number, amount, or extent. / Used other than figuratively or idiomatically: see great, deal.

Alternative spelling of dealmaker

plural of deal-maker