/ Dictionary / Index G goose barnacle: Meaning and Definition of Find definitions for: goose' bar"nacle. Pronunciation: [key] See under (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. goose Goose Bay Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language