/ prəʊ; NAmE proʊ/ noun , adjective , preposition
■ noun
( pl. pros ) ( informal ) a person who works as a professional, especially in a sport :
a golf pro
a young boxer who's just turned pro
He handled the situation like an old pro (= sb who has a lot of experience) .
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IDIOMS
- the pros and cons
■ adjective
[ only before noun ] ( especially NAmE ) ( in sport ) professional :
a pro wrestler
pro football
■ preposition
( informal ) if sb is pro sb/sth, they are in favour of or support that person or thing :
He has always been pro the environment.
—compare anti
••
WORD ORIGIN
noun and adjective mid 19th cent.: abbreviation.
idsym. and preposition late Middle English (as a noun): from Latin , literally for, on behalf of .