/ Dictionary / Index P pilot engine: Meaning and Definition of Find definitions for: pi'lot en"gine Pronunciation: [key] a locomotive sent on ahead of a railroad train to see that the way is clear and the track safe. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pilot chart pilot film Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language