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[trey-ler] /ˈtreɪ lər/
a large van or wagon drawn by an automobile, truck, or tractor, used especially in hauling freight by road.
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.
Origin of trailer
First recorded in 1580-90; trail + -er1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for trailer
Contemporary Examples
Historical Examples
  • "We can come back and look at your trailer tomorrow in daylight," said Rush.

    Old Rambling House Frank Patrick Herbert
  • He thought of the trailer: A good one, but not worth more than seven thousand.

    Old Rambling House Frank Patrick Herbert
  • "That's the way I feel," answered the trailer, and his tone was conclusive.

    They of the High Trails

    Hamlin Garland
  • Never lose the chance of the first snow if you wish to become a trailer.

    Boy Scouts Handbook Boy Scouts of America
  • Roberts picked up from the fort a Mescalero Apache famous as a trailer.

    Oh, You Tex! William Macleod Raine
British Dictionary definitions for trailer


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 & Canadian) a large enclosed vehicle capable of being pulled by a car or lorry and equipped to be lived in Also called (in Britain and certain other countries) caravan
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for trailer

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.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for trailer



A preview of a coming movie, a brief travelogue, or another short film shown before or after a feature movie (1928+ Movie studio)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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