/ Dictionary / Index M mackerel gull: Meaning and Definition of Find definitions for: mack'erel gull" Pronunciation: [key] tern. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mackerel mackerel shark Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language