What does the word jerk mean?

Usage examples for jerk

  1. He gazed for a moment dismayed, and then got to his feet with a jerk. – Northern Lights by Gilbert Parker
  2. " Drop- that- thing- instantly," he managed to jerk out, and his voice seemed far away and raucous. – The Heath Hover Mystery by Bertram Mitford
  3. If you pulled now, you might jerk it out of his mouth. – The Rajah of Dah by George Manville Fenn