knock off

(noun) an unauthorized copy or imitation. Synonyms: knockoff, clone.

(verb) get rid of (someone who may be a threat) by killing. Synonyms: neutralize, neutralise, liquidate, waste, knock off, do in. Examples: "The mafia liquidated the informer." "The double agent was neutralized."

(verb) cut the price of. Synonyms: shave, knock off.

(verb) take by theft. Synonyms: hook, snitch, thieve, cop, knock off, glom. Example: "Someone snitched my wallet!."

(verb) write quickly. Synonyms: dash off, scratch off, knock off, toss off, fling off. Examples: "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."

(verb) stop pursuing or acting. Synonyms: drop, knock off. Examples: "Drop a lawsuit." "Knock it off!."