The act of placing a trash can in the middle of a busy street int he middle of the night and watching a car unexpectedly strike it.
Travis - "hey man, remember when we went trash canning and that truck hit our roadblock and almost crashed?"
jason - "yea man, that was awesome"
Travis - "yea, it was awesome. Nest time we'll use your mom as the roadblock. After all, she is a cum dumpster."
While in a moving vehicle, a passenger will grab a trash can from someone's drive way and hold it whilst going down the street. After moving down a few houses, the passenger will then throw the trash can they are holding into someone else's trash can.
Kerry and Alicia went trash canning after leaving the IHOP.