/ Dictionary / Index C cross-train: Meaning and Definition of Find definitions for: cross-train Pronunciation: (krôs'trān', kros'-), [key] — v.t. to train (a worker, athlete, etc.) to be proficient at different, usually related, skills, tasks, jobs, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cross-trade crosstree Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language