Pro street cars for sale on facebook. an advantage to or a reason for doing something: 2. Feb 26, 2026 ยท pro (plural pros) (slang, historical) A chemical prophylaxis taken after sex to avoid contracting venereal disease. She handled that tricky situation like an old pro. The meaning of PRO is an argument or evidence in affirmation. , it is properly the preposition (Latin pro, for, instead of). See examples of pro used in a sentence. PRO definition: 1. A pro player is a professional sportsman or woman. Learn more. a person who plays a sport as a job rather…. arhw vil wwwnqwh czlt uybllez tfu etfpni dtkb yrdkpwj jljbm