/ Dictionary / Index P pilotfish: Meaning and Definition of Find definitions for: pi•lot•fish Pronunciation: (pī'lut-fish"), [key] — pl. -fish, -fish•es. a small, marine fish, Naucrates ductor, often swimming with sharks. any of various other fishes having similar habits. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pilotfish (Thesaurus) pilot film pilot flag Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language