gyp (someone) out of (something)
offensive slang To use trickery or cunning to obtain something from someone. "Gyp" is a shortening of "Gypsy," a term once used to refer to the Romani people. A: "Does this sound too good to be true?" B: "Yeah, this is definitely a scam, Mom. If you invest, this guy is going to gyp you out of thousands."
gyp someone out of something
to deceive someone in order to get something of value. The salesclerk gypped me out of a dollar. The taxi driver tried to gyp me out of a fortune by driving all over the place.