/ Dictionary / Index P packtrain: Meaning and Definition of Find definitions for: pack•train Pronunciation: (pak'trān"), [key] — n. a line or succession of pack animals, as mules or burros, used to transport food and supplies over terrain unsuitable for wagons or other vehicles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. packthread pack wall 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