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)
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