/ Dictionary / Index B black-headed gull: Meaning and Definition of Find definitions for: black'-headed gull' Pronunciation: [key] any of several gulls having a dusky or black head, as Larus ribidundus of northern Europe and Asia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. black-headed fireworm blackheart Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language