/ Dictionary / Index S Sligo: Meaning and Definition of Find definitions for: Sli•go Pronunciation: (slī'gō), [key] — n. a county in Connaught province, in the NW Republic of Ireland. 55,425; 694 sq. mi. (1795 sq. km). its county seat: a seaport. 18,609. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. slighting slily 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