Why Is a Tractor-Trailer Sometimes Called a 'Semi Truck'?

What is That? Semi Trucks & Grain Trailers - DeKalb County Farm Bureau Connections

Rolls-Royce Semi-Trailer Truck Is Merely Wishful Thinking, Although Haulers Might Love It - autoevolution

The Breaks: Why Big Rigs Are Called Semis The uShip Blog

Why Are They Called Semi Trucks? The Origin of the Name Explained - Certified Fleet Services

Why are big rig semi-trucks (tractor-trailers) often called 'semis'? Semi-what? - Quora

Essential Introduction to Semi-Trucks and Trailers

Why Are They Called Semi Trucks? The Origin of the Name Explained - Certified Fleet Services

Essential Introduction to Semi-Trucks and Trailers

What is the difference between a semi-truck and a regular truck? - Quora

The Early History of Semi-Trucks

What is Semi-Trailer Landing Gear?

Semi truck eighteen wheeler semi tractor trailer hi-res stock photography and images - Alamy

Here's Why Truck Trailers Are Called Semi-Trailers: COTD - The Autopian

What do you call a truck? A look at local lingo - FreightWaves

Surprising Facts about Semi-Trucks