Definition of volunteer
(Entry 1 of 3)
1
: a person who voluntarily undertakes or expresses a willingness to undertake a service: such as
a
: one who enters into military service voluntarily
b(1)
: one who renders a service or takes part in a transaction while having no legal concern or interest
(2)
: one who receives a conveyance or transfer of property without giving valuable consideration
2
: a volunteer plant
3
capitalized
[Volunteers of America]
: a member of a quasi-military religious and philanthropic organization founded in 1896 by Commander and Mrs. Ballington Booth
volunteer
verb
volunteered; volunteering; volunteers
Definition of volunteer (Entry 2 of 3)
: to offer oneself as a volunteer
volunteered to host the meeting
: to offer or bestow voluntarily
volunteer one's services
volunteer
adjectiveDefinition of volunteer (Entry 3 of 3)
1
: being, consisting of, or engaged in by volunteers
a volunteer army busy with volunteer activities
2
: growing spontaneously without direct human control or supervision especially from seeds lost from a previous crop
volunteer corn plants
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Merriam-Webster unabridged
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Time Traveler for volunteer
The first known use of volunteer was circa 1600
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