pro

pro¹

/proh/, adv., n., pl. pros.

adv.

1. in favor of a proposition, opinion, etc.

n.

2. a proponent of an issue; a person who upholds the affirmative in a debate.

3. an argument, consideration, vote, etc., for something. Cf. con¹.

[1350-1400; ME < L pro (prep) in favor of, FOR; akin to PER-, Gk pró, Skt pra]

pro²

/proh/, adj., n., pl. pros. Informal.

adj.

1. professional.

n.

2. professional.

3. the pros, the professional athletic leagues, as of football, baseball, or basketball: He's sure to be signed by the pros.

[1840-50; shortened form]

pro³

/proh/, n., pl. pros. Slang.

prophylactic (def. 5).

[shortened form]

/prddoh/; Eng. /proh/, prep. Latin.

for.

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