a drive system in which engine power is transmitted to all four wheels for improved traction.
a vehicle having such a system. Abbreviation: 4WD
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Origin of four-wheel drive
First recorded in 1925–30
Related formsfour-wheel-drive, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for four-wheel drive
Woolley hitched the horse to the back of his four-wheel-drive and traveled 1,500 miles to Churchill Downs.
In the course of the experiments, all types of American four-wheel-drive vehicles were examined and two of the best French types.America's Munitions 1917-1918|Benedict Crowell
British Dictionary definitions for four-wheel drive
a system used in motor vehicles in which all four wheels are connected to the source of power
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