/ Dictionary / Index P pack rolling: Meaning and Definition of Find definitions for: pack' roll"ing Pronunciation: [key] — Metalworking. Metalworking. the hot rolling of metal sheets in two or more thicknesses to produce composite sheets. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pack rat packsack Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language