Crank

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Mechanisms

Crank (mechanism), in mechanical engineering, a bent portion of an axle or shaft, or an arm keyed at right angles to the end of a shaft, by which motion is imparted to or received from it
Crankset, the component of a bicycle drivetrain that converts the reciprocating motion of the rider's legs into rotational motion
Crankshaft, the part of a piston engine which translates reciprocating linear piston motion into rotation
Crank machine, a machine used to deliver hard labour in early Victorian prisons in the United Kingdom

Crank, Merseyside, a village near Rainford, England
- Crank Halt railway station in the village of Crank
Cranks, Kentucky, United States

Crank (film), a 2006 film starring Jason Statham
- Crank: High Voltage, the 2009 sequel
Crank (Hoodoo Gurus album), 1994
Crank (novel), a 2004 book written by Ellen Hopkins
"Crank" (Catherine Wheel song), 1993
"Crank" (Playboi Carti song), 2025
"Crank", a song by Fischer-Z from Going Deaf for a Living, 1980
"Crank", a song by TV Rock from Sunshine City, 2006
Crank (The Almighty album), the fourth studio album released by Scottish heavy metal band The Almighty
Crank! A Record Company, a record label that released albums by indie bands Mineral, The Gloria Record, and Bright Eyes
Cranks, creatures in The Maze Runner series by James Dashner

Crank (person), a pejorative term used for a person who holds an unshakable belief that most of their contemporaries consider to be false.
Prank call or crank call, a false telephone call
Crank, slang term for powdered substituted amphetamines, especially methamphetamine

Cranks (restaurant), a chain of English wholefood vegetarian restaurants
Crank (surname), a surname, notable people with the surname see there
Crank of a partition, of a partition of an integer is a certain integer associated with the partition