Mini Tractor Trailer

a large truck in two parts, one in the front for the driver and one behind where goods are carried. The connection between the two parts can bend in order to help the vehicle turn corners. Compare. articulatedA “semi truck” refers to the actual truck, which contains the engine. Semi trucks frequently travel without a trailer. “Tractor trailer” and “18 wheeler” both refer to the combination of a semi truck and its traileTrailers are the wagon-like part attached to the backs of trucks. Tractors are different from other kinds of trucks because they have a fifth wheel mounted over the rear axle that enables them to pull a trailerA semi-trailer truck, also known as a semitruck, (or semi, eighteen-wheeler, big rig, tractor-trailer or, by synecdoche, a semitrailer) is the combination of a tractor unit and one or more semi-trailers to carry freight.