/ Dictionary / Index S supporter: Meaning and Definition of Find definitions for: sup•port•er Pronunciation: (su-pôr'tur, -pōr'-), [key] — n. a person or thing that supports. an adherent, follower, backer, or advocate. a device, usually of elastic cotton webbing, for supporting some part of the body, esp. a jockstrap. a garter, esp. one attached to a garter belt or girdle. either of two human or animal figures flanking and supporting an escutcheon in an achievement of arms. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: supporter (Thesaurus) supportable support group 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