First Known Use: 1970
Dictionary
pro bono
adjective \ˌprō-ˈbō-(ˌ)nō\
law : involving or doing legal work for free
Full Definition of PRO BONO
: being, involving, or doing professional and especially legal work donated especially for the public good <pro bono work>
— pro bono adverb
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Origin of PRO BONO
Latin pro bono publico for the public good
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