0 past simple and past participle of twitch --
1 (to cause) to make a sudden small movement with a part of the body, usually without intending to: --
Savage's car twitched back and forth, then slid across to the inside of the track at nearly top speed, hitting the angled inside wall nearly head-on.
Other students said the dog had not struggled, but had merely twitched.
She sank to the ground, and her finger twitched and was still.
When a priest was possessed his whole body shook in convulsions and his flesh twitched...
His car twitched back and forth, and then slid across to the inside of the track at nearly top speed.
He was enchanted by her intelligence, her kindness, and the way her nose twitched when she laughed.
As a result, he was fairly emaciated, slurred his words, and twitched.
I only wish that every time he twitched his face he would spend another £1 million.