slang To trick, dupe, or con one into doing something or becoming involved in something. I can't believe they suckered me into investing my life savings!The sleazy car dealership uses attractive, smooth-talking young women to sucker you into buying more expensive models of cars.He suckered his opponent into an argument about climate change, which he knew he could easily win.
sucker someone into something
and sucker someone in
tv. to deceive someone into some sort of scam or confidence game; to play someone for a fool. Surely you don’t think you can sucker me into doing something as stupid as that, do you? I’m too smart. You can’t sucker me in!