hijack

• hi-jack, highjack

Possibly from a blend of highway +‎ jacker (“one who holds up”)[1] (1915).

• (UK) IPA^(key): /ˈhaɪ.dʒæk/

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hijack (third-person singular simple present hijacks, present participle hijacking, simple past and past participle hijacked)

1. To forcibly seize control of some vehicle in order to rob it or to reach a destination (especially an airplane, truck or a boat).
2. To seize control of some process or resource to achieve a purpose other than its originally intended one.

   hijack the radio show

3. (computing) To seize control of a networked computer by means of infecting it with a worm or other malware, thereby turning it into a zombie.
4. (computing) To change software settings without a user's knowledge so as to force that user to visit a certain web site.

   to hijack a browser

5. (politics) To introduce an amendment deleting the contents of a bill and inserting entirely new provisions.

hijack (plural hijacks)

1. An instance of hijacking; the illegal seizure of a vehicle; a hijacking.
2. An instance of a seizure and redirection of a process.
3. (politics) An amendment which deletes the contents of a bill and inserts entirely new provisions.
4. (poker slang) Preflop, the position two before the dealer.
5. (obsolete) A highwayman, robber.
   • 1915 August 26, “Stick-Ups Get Good Hauls From Harvest Hands Near Yankton”, in Pierre Weekly Free Press‎, Pierre, SD, page 6:

     One lone "high-jack" held up 11 harvest hands in a freight car [...] last night, making a clean getaway with slightly over $180.