mudguard
Mudguard (noun) means a curved cover or flap fitted over a wheel to stop it throwing up water and mud. Example: “The bicycle's mudguard kept her back dry on the wet ride.”
How to use mudguard
Learner’s notesIn plain EnglishThe cover over a wheel, or a panel on a shoe, that keeps mud and water off.
It is an everyday, informal word used across the UK for both bikes and cars.
In American English, ask for a fender rather than a mudguard when talking about cars.
Trace the full origin ↓Fill the gap
Can you complete this real example?
The bicycle's _____ kept her back dry on the wet ride.
Etymology
The word is a straightforward compound of mud and guard, describing an item that guards against mud.