/ Dictionary / Index L life peer: Meaning and Definition of Find definitions for: life' peer' Pronunciation: [key] — Brit. Brit. a peer whose title ceases at death; nonhereditary peer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. life-or-death life plant Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language