(convulses, convulsing, convulsed)
If someone convulses or if they are convulsed by or with something, their body moves suddenly in an uncontrolled way.
Olivia's face convulsed in a series of twitches...
He let out a cry that convulsed his bulky frame and jerked his arm...
The opposing team were so convulsed with laughter that they almost forgot to hit the ball.
VERB: V, V n, be V-ed with n