/ Dictionary / Index T trailer truck: Meaning and Definition of Find definitions for: trail'er truck". Pronunciation: [key] See truck trailer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trailer car trailhead Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language