Definitions by txfreerider
kack
An injury on the shin typically recieved during mountain bike trials. Caused by the pedals ripping flesh from the rider.
kack by txfreerider January 6, 2007
clean
To perform a stunt perfectly while involved in an extreme sport such as mountain biking, skiing, snowboarding, etc.
Bro! I just totally cleaned that double! I thought I was gonna biff and splatter my brains all over the pavement!
clean by txfreerider January 6, 2007