1. removable metal or plastic covers that fit over the center of car wheels

Examples

• The shiny chrome hubcaps made the old car look brand new.
• One of the hubcaps fell off while driving over the pothole.
• He collected vintage hubcaps from classic automobiles.
• The mechanic replaced all four hubcaps after the tire change.
• Plastic hubcaps are cheaper than metal ones but less durable.
• Someone stole the hubcaps from three cars in the parking lot.