Pronunciation: (sem"ē-pru-fesh'u-nl, sem"ī-), [key]
1. actively engaged in some field or sport for pay but on a part-time basis: semiprofessional baseball players.
2. engaged in by paid, part-time people: semiprofessional football.
3. having some features of professional work but requiring less knowledge, skill, and judgment: a semiprofessional job.
a person who is active in some field or sport for pay on a part-time basis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.