/ Dictionary / Index S Sinarquist: Meaning and Definition of Find definitions for: Sin•ar•quist Pronunciation: (sin'är-kist, -kwist), [key] — n. a member or advocate of an ultrareactionary, semifascist movement organized in Mexico about 1937. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sinapism Sinatra Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language