(historical) The act of cutting off or stabbing a man's buttocks, in ancient times symbolically representing anal rape.

plural of stroke of genius

plural of stroke volume

(physiology) The volume of blood pumped from a ventricle of the heart in one beat.

(medicine) heavy release of blood within the brain; condition in which ruptured blood vessel cause bleeding inside the brain

Synonym of stroke of luck

plural of stroke of fortune

plural of stroke of luck

(idiomatic) An instance of unexpected luck, usually good luck.

Of or relating to a design of internal combustion engine in which the pistons perform four strokes per engine cycle: intake, compression, power, exhaust.