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rip someone off
Inf. to steal [something] from someone; to cheat someone. That merchant ripped me off! She rips off everyone.
rip something off (of) someone or somethingand rip something off
to tear something away from someone or something. (Of is usually retained before pronouns.) I ripped the cover off of the book accidentally. I ripped off the book cover.
rip something off
Inf. to steal something [from someone]. The mugger ripped my purse off of me. Jane ripped off a lot of money. Somebody ripped my wallet off.
[for something] to tear or peel off. My pocket ripped off, and my money is gone now! A piece of the bumper ripped off my car.
1. Steal, as in They fired him when they caught him ripping off some of the merchandise.
2. Cheat, defraud, as in These advertising claims have ripped off a great many consumers.
3. Copy, plagiarize, as in He was sued for ripping off someone else's thesis. All three usages are slang from the second half of the 1900s.
1. To remove something from something by ripping or tearing: I ripped the tag off the pillow. Rip off a few more bits of cloth to make rags.
2. To remove something quickly: She ripped her shoes off and threw them under the bed. He ripped off his shirt and threw it into the hamper.
3. To steal from someone or something: The thieves ripped off the unsuspecting tourist. The crook ripped the cashier off.
4. To steal something: The shoplifter ripped off five shirts. The thief ripped a car off from the lot.
5. To exploit, swindle, cheat, or defraud someone or something: The false advertising campaign ripped off a lot of people who bought the product. I think the person at the ticket booth ripped me off.