/ Dictionary / Index J Judaist: Meaning and Definition of Find definitions for: Ju•da•ist Pronunciation: ( j'dē-ist, -dā-, -du-, j-dā'-), [key] — n. an adherent or supporter of Judaism. (in the early Christian church) a convert from Judaism who followed or advocated Jewish rites or practices. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Judaism Judaize Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language