Crank

krank,?i. (Ifach.) A bent axis, serving as handle to communicate circular motion, or to change circular into reciprocating motion, or the reverse. A bend, turn, or winding; a conceit consisting in a change of tire form or meaning of a word; a fit of temper; a whim, absurd notion; one full of cranks, or deranged. — a. (Xaut.) Liable to careen or be overset, as a ship. Full of spirit; brisk.