/ Dictionary / Index S skyjacking: Meaning and Definition of Find definitions for: sky•jack•ing Pronunciation: (skī'jak"ing), [key] — n. an act or instance of hijacking an aircraft. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: skyjacking (Thesaurus) skyjack Skylab 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