Voluntary
Look up voluntary in Wiktionary, the free dictionary.
Voluntary may refer to:
- Voluntary (music)
 - Voluntary or volunteer, person participating via volunteering/volunteerism
 - Voluntary muscle contraction
 
See also
- Voluntary action
 - Voluntariness, in law and philosophy
 - Voluntaryism, rejection of coercion
 - Voluntarism (disambiguation)