1. adjective; the act of forgetting, not doing or just plain old fucking up.
2. adjective; how one feels while or after doing to many drugs.

When you eat dirt for the first time and leave your family to build a shack in the woods

The act or art of biffing it while doing any kind of thrillsport. IE, motocross, snowboarding, wakeboarding, rock climbing. Etc. In most cases, the wreck is so significant, that a string of gear is slung in and or around the impact area simulating what is typically know as a (Yard Sale). However taking into consideration, that one is typically (sailing) prior to this now recognized art of the dynamic crash, the word YardSail was born.... Note- not to be confused with a Yard Sale.

Being of absent mind to the point of not knowing where you are, what you are doing, who you are, or where another party favor is.