scam - definition of scam by the Free Online Dictionary, Thesaurus and Encyclopedia.
scam (sk m) Slang n. A fraudulent business scheme; a swindle. tr.v. scammed, scam·ming, scams To defraud; swindle. [Origin unknown.] scam mer n. scam (skæm) n 1. a stratagem for gain; a swindle vb, scams, scamming or scammed 2. (tr) to swindle ......