/ Dictionary / Index G Glassboro: Meaning and Definition of Find definitions for: Glass•bor•o Pronunciation: (glas'bûr-ō, -bur-ō, gläs'-), [key] — n. a borough in SW New Jersey. 14,574. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. glassblowing glass ceiling Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language