/ Dictionary / Index C Coos Bay: Meaning and Definition of Find definitions for: Coos' Bay' Pronunciation: [key] a town in SW Oregon. 14,424. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Coos coot Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language