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Definition of mudguard
mudguard
/ˈmʌdˌɡɑːrd/
mud · guard
Plural:mudguards
mudguard Lexical Profile
CEFR
B2
Grade
6
Tier
2
Usage
Top 10k
mudguard Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A curved strip or cover fitted over or just behind the wheel of a bicycle, motorcycle, or other vehicle to protect the rider, pedestrians, and the vehicle body from mud, water, and debris thrown up by the tires.
Example
"She installed a new rear mudguard on her mountain bike to keep her back clean during rainy commutes."
Synonyms
View all synonyms for mudguardWord Nuance & Usage
In American English, the equivalent term for an automobile's mudguard is typically 'fender', whereas 'mudguard' remains in common use universally for bicycles and motorcycles.
• Nearby Words
Word Origin & Etymology
Late 19th century: a compound of 'mud' and 'guard', coined during the widespread adoption of bicycles and early motorized vehicles to describe the protective cover placed over wheels.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Mudguard. In Wordmom Dictionary. Retrieved Oct 15, 2026, from https://wordmom.com/dictionary/mudguard