/ Dictionary / Index L La Pérouse: Meaning and Definition of Find definitions for: La Pé•rouse Pronunciation: (la pā-rz'), [key] 1741–88, French naval officer and explorer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lapel mike lapful Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language