/ Dictionary / Index C cat-o'-mountain: Meaning and Definition of Find definitions for: cat-o'-moun•tain Pronunciation: (kat"u-moun'tn), [key] — n. catamountain. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Catoctin Mountains Cat on a Hot Tin Roof* Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language