| Bell crank () A lever whose two arms form a right angle, or nearly a right angle, having its fulcrum at the apex of the angle. It is used in bell pulls and in changing the direction of bell wires at angles of rooms, etc., and also in machinery. |
| Crank (n.) 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 |
| Crank (n.) Any bend, turn, or winding, as of a passage. |
| Crank (n.) A twist or turn in speech |
| Crank (n.) A twist or turn of the mind |
| Crank (n.) A person full of crotchets |
| Crank (n.) A sick person |
| Crank (n.) Sick |
| Crank (n.) Liable to careen or be overset, as a ship when she is too narrow, or has not sufficient ballast, or is loaded too high, to carry full sail. |
| Crank (n.) Full of spirit |
| Crank (n.) To run with a winding course |