Trailer is an ambiguous term. Use the more specific tags below instead.

Meanings

• advertisement/promotional_material - Sometimes known as a trailer (especially ones made for theaters and home releases), both of these tags are used for a promotional depiction of a fictional or real movie, TV show, or video game.
• mobile_home - A small, single floor house built on the frame of a trailer allowing it to be moved. This is the common design of buildings in a trailer park.
• trailer_truck - A type of heavy truck designed to tow loaded trailers.
• trailer_(vehicle) - An unpowered vehicle designed to be towed behind another vehicle that is commonly used to transport goods and materials. A vehicle designed to be towed by a person, or animal is usually referred to as a cart, or wagon.