/ Dictionary / Index I insistent: Meaning and Definition of Find definitions for: in•sist•ent Pronunciation: (in-sis'tunt), [key] — adj. earnest or emphatic in dwelling upon, maintaining, or demanding something; persistent; pertinacious. compelling attention or notice: an insistent tone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: insistent (Thesaurus) insistency in situ Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language