/ Dictionary / Index V vampirism: Meaning and Definition of Find definitions for: vam•pir•ism Pronunciation: (vam'pīr-iz"um, -pu-riz"-), [key] — n. belief in the existence of vampires. the acts or practices of vampires. unscrupulous exploitation, ruin, or degradation of others. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: vampirism (Thesaurus) vampire bat vamplate Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language