Crank /(krăṉk)/

Crank

n.
  1. 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; also used to change circular into reciprocating motion, or reciprocating into circular motion. See Bell crank. (Mach.)
  2. Any bend, turn, or winding, as of a passage.
    So many turning cranks these have, so many crooks.
  3. A twist or turn in speech; a conceit consisting in a change of the form or meaning of a word.
    Quips, and cranks, and wanton wiles.
  4. A twist or turn of the mind; caprice; whim; crotchet; also, a fit of temper or passion. [Prov. Eng.]
    Violent of temper; subject to sudden cranks.
  5. A person full of crotchets; one given to fantastic or impracticable projects; one whose judgment is perverted in respect to a particular matter. [Colloq.]
  6. A sick person; an invalid. [Obs.]
    Thou art a counterfeit crank, a cheater.
    — Burton.

Phrases & Compounds

Crank axle
a driving axle formed with a crank or cranks, as in some kinds of locomotives.
Crank pin
the cylindrical piece which forms the handle, or to which the connecting rod is attached, at the end of a crank, or between the arms of a double crank.
Crank shaft
a shaft bent into a crank, or having a crank fastened to it, by which it drives or is driven.
Crank wheel
a wheel acting as a crank, or having a wrist to which a connecting rod is attached.

Crank

a.
  1. Sick; infirm. [Prov. Eng.]
  2. 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. (Naut.)
  3. Full of spirit; brisk; lively; sprightly; overconfident; opinionated.
    He who was, a little before, bedrid, . . . was now crank and lusty.
    — Udall.
    If you strong electioners did not think you were among the elect, you would not be so crank about it.
    — Mrs. Stowe.

Crank

v. i.
  1. To run with a winding course; to double; to crook; to wind and turn.
    See how this river comes me cranking in.