- a light, usually red, at the rear of an automobile, train, etc.
Origin of taillight
Also called tail lamp.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tail-light
The tail-light of the roadster was just vanishing around a corner.Motor Matt's Triumph, or, Three Speeds Forward
Stanley R. Matthews
Not once in all that time did they catch sight of that tail-light.Curlie Carson Listens In
Roy J. Snell
They were similar in principle to some of the tail-light lenses used at present on automobiles.Artificial Light
Galusha Bangs watched its tail-light soar and dwindle until it disappeared over the crest.Galusha the Magnificent
Joseph C. Lincoln
If it hadnt been for that old tin can of yours stopping every ten feet last night I could have got a squint at the tail-light.Roy Blakeley's Silver Fox Patrol
Percy Keese Fitzhugh
- other names for rear light
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