Breadcrumb Home > Dictionary > Index L lamprey: Meaning and Definition of Find definitions for: lam•prey Pronunciation: (lam'prē), [key] — pl. -preys. any eellike marine or freshwater fish of the order Petromyzoniformes, having a circular, suctorial mouth with horny teeth for boring into the flesh of other fishes to feed on their blood. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lamprey (Thesaurus) lamppost lamprophony TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: parallax Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language