/ Dictionary / Index M mooring buoy: Meaning and Definition of Find definitions for: moor'ing bu"oy Pronunciation: [key] a buoy to which ships or boats can be moored. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mooring mooring mast Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language