/ Dictionary / Index C claimer: Meaning and Definition of Find definitions for: claim•er Pronunciation: (klā'mur), [key] — n. a person who makes a claim; claimant. a horse participating in a claiming race. Seeclaiming race. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. claimant claiming race Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language