from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. In a voluntary manner.
from the GNU version of the Collaborative International Dictionary of English
- adv. In a voluntary manner; of one's own will; spontaneously.
from The Century Dictionary and Cyclopedia
- In a voluntary manner; of one's own motion; without being moved, influenced, or impelled by others; spontaneously; freely.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. out of your own free will
voluntary + -ly (Wiktionary)