Involuntary movement

Pronunciation: /ˌɪnˈvɑɫənˌtɛɹi ˈmuvmənt/

Involuntary movement (noun phrase)

  1. Movement of the body that happens without your choice or control.
  2. Small, sudden motions caused by the nervous system, not by deliberate action.

Examples

  • The medication caused uncontrolled body motion during sleep.
  • Uncontrolled body motion can happen when the muscles are overstressed.