from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Done without compensation for the public good: a lawyer's pro bono work.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. done without fee, generally for clients of humble means
- adv. In a manner without fee.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. done for the public good without compensation
Latin prō bonō (publicō), for the (public) good : prō, for + bonō, ablative of bonum, the good.(American Heritage® Dictionary of the English Language, Fourth Edition)
Abbreviated from Latin pro bono publico for the public good. (Wiktionary)