- A cellular telephone installed in a land vehicle, such as a car or truck. Such phones may or may not be removable from the vehicle, and usually have an external antenna. Also called mobile phone (2).
- A hand-held cellular telephone which can be placed in a cradle in a land vehicle such as a car or truck. The cradle can serve to charge the phone, and many of them allow the user to engage in conversations without holding the phone. Also called mobile phone (3).
- noun a radio-telephone fitted to a motor vehicle.