/ Dictionary / Index C coon's age: Meaning and Definition of Find definitions for: coon's' age" Pronunciation: [key] — Informal. Informal. a long time: I haven't seen you in a coon's age! Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Coon Rapids coonskin Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language