/ Dictionary / Index T truck trailer: Meaning and Definition of Find definitions for: truck' trail"er Pronunciation: [key] — Auto. Auto. a trailer designed to be drawn by a truck tractor or other motor truck. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. truck tractor truculent 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