/ Dictionary / Index P packing case: Meaning and Definition of Find definitions for: pack'ing case" Pronunciation: [key] a box in which goods are packed for transport or storage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. packing packing fraction Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language