In North America the term truck camper and its derived acronym TC, are generally used to refer to any recreational vehicle or RV that may be carried in the bed of a pickup truck. In North America, this RV type is sometimes known as a slide-in or cab-over.

In English-speaking Europe the term demountable or dismountable is more frequently used, and in Australia, the term slide-on is used to describe RVs of this type.

Technically speaking, any RV that can be easily dismounted from its carrying vehicle qualifies as a truck camper. In Australia it is very common to see them mounted on flatbed trucks, or even on what, in North America, would be considered a car.

The lines of definition can blur between a truck camper and a Class C with some Expedition vehicles like the XPCamper or the Earthroamer.

Truck campers are usually considered the most versatile form of recreational vehicle. They are capable of going virtually anywhere a pickup truck can go. The truck camper has been around since the early 1950s, and has gone through an evolution in development that places it on par with many larger and more expensive RV types in terms of amenities.

North America's largest truck camper manufacturer is Lance Camper Manufacturing Corporation of Lancaster, California, followed by Arctic Fox of La Grande, Oregon. Truck campers continue to be most popular in the Western United States and Canada, and this is where most manufacturers are headquartered They are slowly making inroads into the eastern part of the continent as the baby boomer generation retires, and are looking for comfort combined with freedom and versatility. The truck camper is also becoming a very popular RV type in Aus