The most common and most likely answer to this crossword clue is the 6 letter word PIRATE
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More clues leading to the result PIRATE
- Nick dangerous chap in the main
- Talk about one criminal at sea
- Quietly furious one’s stealing from work
- Very good fee for copy
- Robber is quiet and angry
- Silver, for example, good price
- . Plagiarist’s to talk incessantly about one
- Endless number admire bandit at sea
- Counterfeit singer joining 24 blackbirds?
- Illegal talk about Independent
Buddy explains!

The straight part
We know that "Knock off" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case knock off = pirate.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does PIRATE mean?
PIRATE noun- A criminal who plunders at sea; commonly attacking merchant vessels, though often pillaging port towns.
- An armed ship or vessel that sails for the purpose of plundering other vessels.
- One who breaks intellectual property laws by reproducing protected works without permission
- A bird which practises kleptoparasitism.
- A kind of marble in children's games.
- To appropriate by piracy, plunder at sea.
- (intellectual property) To create and/or sell an unauthorized copy of
- (intellectual property) To knowingly obtain an unauthorized copy of
- To engage in piracy.
- Illegally imitated or reproduced, said of a trademarked product or copyrighted work, or of the counterfeit itself.