/ Dictionary / Index G green line: Meaning and Definition of Find definitions for: green' line" Pronunciation: [key] — (sometimes caps.) (in Lebanon) a demarcation line that divides predominantly Christian East Beirut and predominantly Moslem West Beirut. any similar demarcation line between two hostile communities, as between Greek and Turkish Cypriots in Nicosia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. green light greenling Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language