1 definition by Dawn, Alana, & Charlotte

To Kack: To hit inanimte objects (intentionally) with a moving vehicle. Typically done to amuse oneself.

Not recommended to be done in new cars (due to dentable plastic bumpers).
Dawn and Alana went kacking durning their lunch break and knocked over 15 trashcans. A kacking record!
by Dawn, Alana, & Charlotte June 22, 2006
Get the Kacking mug.