Wiktionary
a. Resembling a piston or some aspect of one.
Usage examples of "pistonlike".
The killer reached the frantically climbing Weeks, brought his pistonlike arm back, and smashed the man in the back, cracking him like a bug.
It touched the cradle, and pistonlike latches engaged, slipping into sockets around the hull.
Her orgasm came as she bucked against his belly, the pistonlike strokes of his penis inflaming her senses.
Two minutes of smooth pistonlike movements on her part brought him to an unexpectedly pleasant orgasm.
The hand that drove inward with pistonlike force carried a heavy automatic in its fist.
His pistonlike arms hoisted the body of the Mongol whom he had gripped.
Unbelievably sensitized by all his fondling, she felt everything more intensely, more keenly, more pleasurably, and her orgasm broke over her like the tide, radiating long and slow from deep in her womb until it cracked all over his pistonlike thrusts and brought him home.
The other two were pistonlike and set in ball sockets with opposite claws.
He struck out blindly with his armored elbow, slamming it pistonlike against the great skull repeatedly.