speedoholic 

1)A person addicted to speed.

(Just like alcoholic is a person addicted to alcohol.)

2)A rash driver

3)One who can't drive slow

Michael Schumacher is a speedoholic

speedoholic by speedoholic July 30, 2010

speedopolis 

A word used to characterize a city as a place where everyone seems to speed.

Los Angeles is and probably always will be a total speedopolis!

speedopolis by Dr Bunnygirl July 14, 2021