Definition of amateur. taking part in an activity for pleasure, not as a job: 2. Both the French and Latin literally mean lover, but both are also often used in the context of a connoisseur of or participant in a particular art or activity. What does amateur mean? Information and translations of amateur in the most comprehensive dictionary definitions resource on the web. Created, done, or populated by amateurs or non-professionals. AMATEUR definition: 1. Sep 26, 2025 ยท amateur (comparative more amateur, superlative most amateur) Non- professional. Made up of amateurs: an amateur cast. Definition of amateur noun in Oxford Advanced American Dictionary. amateur, n. 3. spd2jsjztotvbyxussgxqz8rbu3xp6q1xwzhiem5jc2k7