/ Dictionary / Index S semipro: Meaning and Definition of Find definitions for: sem•i•pro Pronunciation: (adj.sem'ē-prō", sem'ī-n.sem"ē-prō', sem"ī-), [key] — pl. -pros. semiprofessional. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: semipro (Thesaurus) semiprivate semiprofessional Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language