/ Dictionary / Index T trainsick: Meaning and Definition of Find definitions for: train•sick Pronunciation: (trān'sik"), [key] — adj. ill with train sickness. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trainshed train sickness Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language