tailbumper
nounUK /ˈteɪlˌbʌmpə/
US /ˈteɪlˌbʌmpər/
A tailbumper is a soft pad on the back of a car that keeps it safe from bumps.
The little car's tailbumper was scratched after it backed into a pole.
OTHER MEANINGS
2. A person who follows another car too closely.
That tailbumper behind us is driving way too close.
3. A protective pad worn on the back of a skateboard.
He stuck a new tailbumper on his board to stop it from scraping.
4. The last car in a train of connected vehicles.
The tailbumper of the convoy flashed its lights to warn others.