Meaning of rip off

(verb) deprive somebody of something by deceit; "The con-man beat me out of $50"; "This salesman ripped us off!"; "we were cheated by their clever-sounding scheme"; "They chiseled me out of my money"

take without the owner's consent; "Someone stole my wallet on the train"; "This author stole entire paragraphs from my dissertation"

remove by pulling or ripping violently and forcefully; "The passing bus tore off her side mirror"