/ Dictionary / Index H hijacker: Meaning and Definition of Find definitions for: hi•jack•er Pronunciation: (hī'jak"ur), [key] — n. a person who hijacks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hijacker (Thesaurus) hijack Hijaz Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language