/ Dictionary / Index T test pilot: Meaning and Definition of Find definitions for: test' pi"lot Pronunciation: [key] a pilot employed to test-fly newly-built aircraft. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. test pattern test stand Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language