/ Dictionary / Index G groupism: Meaning and Definition of Find definitions for: group•ism Pronunciation: (gr'piz-um), [key] — n. the tendency to conform to the general thinking and behavior of a group. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. group insurance group life insurance Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language