- voluntary - of your own free will or design; not forced or compelled; "man is a voluntary agent"; "participation was voluntary"; "voluntary manslaughter"; "voluntary generosity in times of disaster"; "voluntary social workers"; "a voluntary confession"
Antonyms: involuntary, nonvoluntary, unvoluntary, driven, goaded, forced, unconscious, unwilled, unwilling
- voluntary - controlled by individual volition; "voluntary motions"; "voluntary muscles"
Antonyms: involuntary, automatic, reflex, reflexive, autonomic, vegetative
- volunteer, military volunteer, voluntary - (military) a person who freely enlists for service
--1 is a kind of serviceman, military man, man, military personnel
Derived form: verb volunteer3 - voluntary - composition (often improvised) for a solo instrument (especially solo organ) and not a regular part of a service or performance
--2 is a kind of solo