noun, noun which may take the genitive case particle 'no'
non-professional; amateur
Wasei abbreviation of English 'non-professional'. Used as a noun or no-adjective to describe someone or something that is not professional, especially in sports, arts, or other fields where a professional/amateur distinction exists.
wasei-eigo (Japanese-coined English), from non-pro
彼はノンプロの選手だが、実力はプロ並みだ。
He is a non-professional player, but his skill is on par with professionals.
この大会はノンプロの参加者も歓迎します。
This tournament also welcomes non-professional participants.