/ Dictionary / Index L Laysan: Meaning and Definition of Find definitions for: Lay•san Pronunciation: (lī'sän), [key] — n. an islet of Hawaii, in the Leeward Islands, NW of Niihau. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lay reader lay sister 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