'Knock off' definitions:

Definition of 'knock off'

From: WordNet
verb
Get rid of (someone who may be a threat) by killing; "The mafia liquidated the informer"; "the double agent was neutralized" [syn: neutralize, neutralise, liquidate, waste, knock off, do in]
verb
Cut the price of [syn: shave, knock off]
verb
Take by theft; "Someone snitched my wallet!" [syn: hook, snitch, thieve, cop, knock off, glom]
verb
Write quickly; "She dashed off a note to her husband saying she would not be home for supper"; "He scratched off a thank- you note to the hostess" [syn: dash off, scratch off, knock off, toss off, fling off]
verb
Stop pursuing or acting; "drop a lawsuit"; "knock it off!" [syn: drop, knock off]

Definition of 'Knock off'

From: GCIDE
  • Knock \Knock\, n.
  • 1. A blow; a stroke with something hard or heavy; a jar. [1913 Webster]
  • 2. A stroke, as on a door for admittance; a rap. " A knock at the door." --Longfellow. [1913 Webster]
  • A loud cry or some great knock. --Holland. [1913 Webster]
  • Knock off, See knock off in the vocabulary. [PJC]

Definition of 'knock off'

From: GCIDE
  • knock off \knock off\, n. a device in a knitting machine to remove loops from the needles. [1913 Webster]

Definition of 'knock off'

From: GCIDE
  • knock off \knock off\, v. i. & t.
  • 1. to quit (working). [PJC]
  • 2. to accomplish; -- frequently used when the task is accomplished rapidly. [PJC]
  • 3. to kill; to defeat (opponents). [Colloq.] [PJC]
  • 4. to discount, to deduct (a sum from a price). [PJC]
  • 5. to rob.
  • Syn: knock over. [PJC]
  • 6. to make a knockoff of; to copy or imitate, usually without permission or admission of copying. --[MW10] [PJC]

Synonyms of 'knock off'

From: Moby Thesaurus