noun
- a person who buys and sells articles without altering their condition; trader or merchant, especially a wholesaler: I got a dealer’s discount on this coat.
- Cards. the player distributing the cards.
- a person who behaves or acts toward another or others in a specified manner: a plain dealer.
- Slang. a person who buys and sells drugs illegally.
- a person who buys securities for his or her account and retains them until sold to another.
noun
- a person or firm engaged in commercial purchase and sale; tradera car dealer
- cards the person who distributes the cards
- slang a person who sells illegal drugs
Old English dælere “divider, distributor; agent, negotiator,” agent noun from deal (v.). Meaning “player who passes out the cards in a game” is from c.1600; meaning “one who deals in merchandise” is from 1610s. Illegal drug sense is recorded by 1920.