/ Dictionary / Index D dog curtain: Meaning and Definition of Find definitions for: dog' cur"tain Pronunciation: [key] — Naut. Naut. a flap on a canvas cover for a binnacle, affording a view of the compass when raised. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dog collar dog-day cicada Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language