/ Dictionary / Index G girtline: Meaning and Definition of Find definitions for: girt•line Pronunciation: (gûrt'līn"), [key] — n. Naut. gantline. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Girtin GI's 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