[cstreit]

Red Mist - Anger that makes you do stupid things
Diceing - Duking it out with another competitor
Unplanned Agricultural Excursion - Off course
Check Up - To back out when somethign happens (not sure it's slang)
Tank slapper - (only slang for cars) waggling the tail back and forth uncontrollably.

Just a few off the top of my head. Try the racing board for many more!