/ Dictionary / Index L Louisburg: Meaning and Definition of Find definitions for: Lou•is•burg Pronunciation: (l'is-bûrg"), [key] — n. a seaport on SE Cape Breton Island, Nova Scotia, in SE Canada: French fortress captured by British 1745, 1758. 1519. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Louis II de Bourbon louis d'or Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language