knock off

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knock off

Where it comes from

In the verb sense of stopping work, said to be from the practice aboard slave galleys to have a man beat time for the rowers by knocking on a block or drum; when he stopped, the rowers could rest.

verb knocks off · knocking off · knocked off

  1. ditransitive To remove (something or someone) by applying a strong force. He was knocked off his bike.
  2. transitive To remove, as a discount or estimate. They agreed to knock off 20% of the price.
  3. transitive To make a copy of, as of a design. They send people to the shows in Milan for "ideas", which means knocking off the designs they guess would sell.
  4. transitive To assign (an item) to a bidder at an auction, indicated by knocking on the counter.
  5. informal, transitive To accomplish hastily. I knocked off a couple of quick sketches before the design meeting.
  6. ambitransitive, slang To halt one's work or other activity. I think I'll knock off for the evening and go to bed.
  7. slang, transitive To kill. The mobsters hired the guy to knock off their enemies.
  8. broadly, slang, transitive To defeat. The Hammers knocked off Arsenal on the strength of a 78th-minute tally from Jarrod Bowen.
  9. slang, transitive To rob. They decided to knock off a liquor store downtown.
  10. UK, slang, transitive, vulgar To have sex with (a woman). I took her down to Basin Street and to a movie, then took her to my room and knocked her off.

noun knock offs

  1. nonstandard Nonstandard form of knockoff.knockoff

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