CRANK n.
A sick person; an invalid. [Obs.] Thou art a counterfeit crank, a cheater. Burton. Crank axle (Mach.), a driving axle formed with a crank or cranks, as in some kinds of locomotives. -- Crank pin (Mach.), the cylindrical piece which forms the handle, or to which the connecting rod is attached, at the end of a crank, or…