Definitions by Pit Viper Pat

Forsberging 

In a Drifting Motorsports event, Forsberging is the term used to describe when a competitor, usually in the leading position, uses shady tactics, such as decelerating mid turn, to gain advantage over their adversary.

There's alot of Forsberging going on today in FD

Forsberging by Pit Viper Pat August 13, 2019