/ Dictionary / Index C cheek pouch: Meaning and Definition of Find definitions for: cheek' pouch" Pronunciation: [key] a sac in the cheek of certain animals, as squirrels, in which food may be carried. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cheekpiece cheek strap Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language