One who enters into, or offers for, any service of his own free will.
One who enters into service voluntarily, but who, when in service, is subject to discipline and regulations like other soldiers; -- opposed to conscript; specifically, a voluntary member of the organized militia of a country as distinguished from the standing army.
A grantee in a voluntary conveyance; one to whom a conveyance is made without valuable consideration; a party, other than a wife or child of the grantor, to whom, or for whose benefit, a voluntary conveyance is made.
Of or pertaining to a volunteer or volunteers; consisting of volunteers; voluntary; as, volunteer companies; volunteer advice.
To offer or bestow voluntarily, or without solicitation or compulsion; as, to volunteer one's services.
To enter into, or offer for, any service of one's own free will, without solicitation or compulsion; as, he volunteered in that undertaking.
And in my own life, in my own small way, I've tried to give back to this country that has given me so much. That's why I left a job at a law firm for a career in public service, working to empower young people to volunteer in their communities. Because I believe that each of us - no matter what our age or background or walk of life - each of us has something to contribute to the life of this nation. Michelle Obama
Be of service. Whether you make yourself available to a friend or co-worker, or you make time every month to do volunteer work, there is nothing that harvests more of a feeling of empowerment than being of service to someone in need. Gillian Anderson
volunteer in Afrikaans is vrywilliger
volunteer in Dutch is vrijwilliger, volontair
volunteer in German is Freiwilliger
volunteer in Italian is volontario, volontario
volunteer in Spanish is presentarse voluntario