splash guard


a large flap behind a rear tire to prevent mud, water, etc., from being splashed on the following vehicle.

Origin of splash guard

First recorded in 1925–30
Also called mudguard, mud flap.

Definition for mud-flap (2 of 2)


[ muhd-gahrd ]
/ ˈmʌdˌgɑrd /


Also called mud flap. splash guard.

Origin of mudguard

First recorded in 1885–90; mud + guard
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for mud-flap


/ (ˈmʌdˌɡɑːd) /


a curved part of a motorcycle, bicycle, etc, attached above the wheels to reduce the amount of water or mud thrown up by themUS and Canadian name: fender
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

Word Origin and History for mud-flap



1903, from mud (n.) + flap (n.).

Online Etymology Dictionary, © 2010 Douglas Harper