Perpetual screw

See Endless screw, under Screw.

See also: Perpetual

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
We have a political agenda to put profit before people, be it through the back-door privatisation of the NHS or the perpetual screw on the motorist.
This is a boon to scholarship but also works as a guide to laymen seeking the meaning of impresas featuring a perpetual screw or a crocodile with a feather on its head.