/ Dictionary / Index F full sail: Meaning and Definition of Find definitions for: full' sail' Pronunciation: [key] all the sails of a vessel. with all sails set: The ship was moving ahead full sail. rapidly; forcefully: He proceeded full sail despite our objections. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. full-rigged full-scale Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language