(now rare) A lover of something.

Non-professional. / Created, done, or populated by amateurs or non-professionals. / Showing a lack of professionalism, experience or talent.

Amateur beliefs and practices generally. / The opinion or conviction that sports ought not to be played for money.

plural of amateur

plural of amateurism

simple past tense and past participle of amateurize

The process of amateurizing.

Third-person singular simple present indicative form of amateurize

present participle of amateurize

(transitive) To make amateur; to open up (a profession, etc.) to amateurs.