from The Century Dictionary.
- noun Any brake applied by the action of a screw.
Sorry, no etymologies found.
The strain was now taken by the windlass-barrel, controlled by a screw-brake, backed if necessary by a number of turns round the forward bitts.
The strain came on the windlass, the chain tautened like a string, vibrated -- and the handle of the screw-brake moved in slight jerks.
He was stooping forward, with his right hand at the screw-brake between his legs, and in his left hand he swung his heavy whip.