/ Dictionary / Index S sky marshal: Meaning and Definition of Find definitions for: sky' mar"shal Pronunciation: [key] an armed plainclothes federal marshal riding on an airliner to protect against skyjacking. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. skyman skyphos Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language