/ Dictionary / Index D deep floor: Meaning and Definition of Find definitions for: deep' floor' Pronunciation: [key] — Naut. Naut. any of the floors toward the ends of a vessel, deeper than those of standard depth amidships. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. deep fat deep focus Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language