The meaning of PRO is an argument or evidence in affirmation. How to use pro in a sentence.

PRO definition: 1. an advantage to or a reason for doing something: 2. a person who plays a sport as a job rather…. Learn more.

Pro definition: in favor of a proposition, opinion, etc.. See examples of PRO used in a sentence.

1. a prefix, having anti- as its opposite, used to form adjectives that have the general sense “favoring” the group, interests, course of action, etc., denoted by the headword: pro-choice; …

Definition of pro noun from the Oxford Advanced Learner's Dictionary. a person who works as a professional, especially in a sport. He handled the situation like an old pro (= somebody who …

Synonyms for PRO: professional, expert, skilled, proficient, technical, skillful, specialist, specialized; Antonyms of PRO: nonprofessional, lay, general, unprofessional, inexpert, …

20 hours ago · New England Patriots quarterback Drake Maye is the top vote-getter in the early fan voting for this year's Pro Bowl with 31,452 votes, followed by Seattle Seahawks wideout …

Nov 21, 2025 · Noun [edit] pro (plural pros) (slang, historical) A chemical prophylaxis taken after sex to avoid contracting venereal disease.

pro- comes from Greek, and has the meaning "before, beforehand, in front of'': proboscis; prophylactic; prothesis. pro- is also attached to a word and means "primitive or early form'': …

In some words, as proconsul, proprætor, pronoun, etc., it is properly the preposition (Latin pro, for, instead of). noun A Latin preposition occurring in several phrases used in English.