hubcap
/ˈhʌb.kæp/Definitions
1. noun
A detachable cover for the wheel of a vehicle, especially one that covers the rim.
“After a long drive, Sarah removed her car’s hubcap to clean the dirty wheel.”
2. verb
To remove the hubcap from a vehicle’s wheel.
“To fix the flat tire, John had to hubcap his car to inspect the rim.”