What does "pro" mean?
Pro: A Latin preposition signifying for, before, forth. Pro confesso Etym: [L.] (Law), taken as confessed. The action of a court of equity on that portion of the pleading in a particular case which the pleading on the other side does not deny. -- Pro rata. Etym: [L. See Prorate.] In proportion; proportion. -- Pro re nata Etym: [L.] (Law), for the existing occasion; as matters are.
Additional senses
- 2.For, on, or in behalf of, the affirmative side; -- in contrast with Ant: con. Pro and con, for and against, on the affirmative and on the negative side; as, they debated the question pro and con; -- formerly used also as a verb. -- Pros and cons, the arguments or reasons on either side.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00