antihijack
/ˌæntiˈhaɪdʒæk/
adjective
- Designed to prevent or protect against hijacking, especially of vehicles.
- Many modern cars come with an antihijack system that locks the doors automatically.
- The trucking company installed antihijack devices on all its delivery vans.
- An antihijack alarm can alert the police if a driver is forced to stop.