- a large van or wagon drawn by an automobile, truck, or tractor, used especially in hauling freight by road.Compare full trailer, semitrailer.
- Also called travel trailer. a vehicle attached to an automobile and used as a mobile home or place of business, usually equipped with furniture, kitchen facilities, bathroom, etc.Compare tent trailer.
- a person or thing that trails.
- a trailing plant.
- a short promotional film composed of clips showing highlights of a movie due for release in the near future.
- blank film at the end of a reel or strip of film, for winding off the film in a motion-picture camera or projector.Compare leader(def 6).
- Ceramics. a can with a spout, used in slip trailing.
- a road vehicle, usually two-wheeled, towed by a motor vehicle: used for transporting boats, etc
- the part of an articulated lorry that is drawn by the cab
- a series of short extracts from a film, used to advertise it in a cinema or on television
- a person or thing that trails
- US and Canadian a large enclosed vehicle capable of being pulled by a car or lorry and equipped to be lived inAlso called (in Britain and certain other countries): caravan
1890, “vehicle pulled by another,” agent noun from trail (v.); originally a small carriage drawn along by a bicycle. Meaning “preview of a coming movie” first attested 1928. Trailer park recorded by 1936. Trailer trash in use by 1986.