Home » Training » Trailer Glossary » Container ContainerA Container (Shipping Container) is a standard-sized rectangular box used to transport freight by ship, rail, and highway. During highway transport, the container is mounted on to a chassis, which is pulled by a tractor. Click to share on Facebook (Opens in new window)Click to share on X (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)