cop knock
nounEtymology From the idea that police officers might knock in this way.
1
Slang A loud, hard knock at a door.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Etymology From the idea that police officers might knock in this way.
Slang A loud, hard knock at a door.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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