A small truck, from 12 to 24 feet, designed with body and cab connected.
Truck with the body and engine mounted on the same chassis.
Vehicle which carries cargo in a body mounted to its chassis, rather than on a trailer towed by the vehicle.
A vehicle with the cargo body and tractor mounted on the same chassis. A straight truck is a single tractor/trailer unit that has no "hinge" between the tractor and trailer.
A vehicle wherein the cargo body and cab are mounted on the same chassis.
A single cab truck that is usually about half the size of a tractor-trailer. These are typically used only for local moving. See Bob Tail.
A truck, generally one half the size and capacity of a tractor-trailer. Straight trucks are single cab and body vehicles (as opposed to a tractor-trailer in which the cab can be separated from the trailer).