
1) Highjack 2) Hijack 3) Robbery 4) Tending to a flat
Found on
https://www.crosswordclues.com/clue/carjacking

Carjacking is the unlawful seizure of an automobile. It is also armed assault when the vehicle is occupied. Historically, such as in the rash of semi-trailer truck hijackings during the 1960s, the general term hijacking was used for that type of vehicle abduction, which did not often include kidnapping of the driver, and concentrated on the theft ...
Found on
http://en.wikipedia.org/wiki/Carjacking

An incident by which a usually armed individual coerces the driver of an automobile to give up his vehicle or drive it and the assailant to some specified location [blend of car and hijacking ]. i.e. 'A carjacking at the corner of Cherry Lane and the Interstate 30 access road has left local residents shocked.' (KXAS Local News, 9-28-96)
Found on
http://www.encyclo.co.uk/local/20035
noun the violent theft of an occupied car
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.