Breadcrumb Home > Dictionary > Index B Borders: Meaning and Definition of Find definitions for: Bor•ders Pronunciation: (bôr'durz), [key] — n. a region in SE Scotland. 99,409; 1804 sq. mi. (4671 sq. km). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: borders (Thesaurus) borderline personality Border States ✖ Related Content Daily Word Quiz: glissade Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language