A shield over or behind a vehicle's wheel to prevent mud or water from splashing onto that vehicle or a following vehicle. Also called splashguard.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "mudguard" in a sentence
"Btw, my husband and his siblings + cousins call this dish 'mudguard'."
"The Streetfighter will be available Spring 2009 in either red or white with a black frame and grey wheels, the S will come in red or black with a bronze frame and wheels as well as a carbon fiber front mudguard and cambelt covers."
"We would have expected a bit more clearance for chubbier, sportive-friendly tyres 25s or maybe even 28s and single mudguard eyelets also wouldn't hurt – performance is never compromised with slightly larger tyres, and the likelihood of a 566 Origin owner doing a wet brevet/grand fondo/sportive is high."