put a con on (one)

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put a con on (one)

To swindle, deceive, or dupe one; to exploit one through fraudulent or deceptive means. The company was caught trying to put a con on its customers by tricking them into paying for plans with higher usage fees for services that cost the company much less to provide. He's putting a con on you, Mary—he's just after your money, nothing else.
See also: con, on, put

put a con on someone

tv. to attempt to deceive someone; to attempt to swindle someone. (Underworld.) Don’t try to put a con on me, Buster! I’ve been around too long.
See also: con, on, put, someone