/ Dictionary / Index L laughing gull: Meaning and Definition of Find definitions for: laugh'ing gull' Pronunciation: [key] a North American gull, Larus atricilla, having a high, laughlike call. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. laughing gas laughing hyena 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