• Knock, to tap on a
door • Knock, a slang term meaning to render a negative
evaluation or assessment •
Engine knocking, in spark-ignition internal combustion engines •
Knock Nevis, a Norwegian supertanker formerly known as Seawise Giant, Happy Giant, and Jahre Viking • The Knock, another term for
hitting the wall, in endurance sports • The Knock, a slang term for
HM Revenue and Customs, UK tax-collecting body •
Knock F.C., a football club in Belfast, Northern Ireland ==See also==