An exclamation, acting as a warning that an officer of the law is in close proximity. Used at public events, such as concerts and sports events, when a group is consuming alcohol or smoking marijuana or other illegal substances.
*Moe, Larry and Curly are at a concert. Moe and Larry are smoking weed, Curly notices a security officer nearby.*
If on exit you realize you have a rather speedy flyer that has overshot his intented target (titties) and landed somewhere on the facial region, i.e. chin, mouth, lips, eyes, cheek, forehead, and sometimes ears. (Neck is part of the original firing range)
"As she shoved the first knuckle of her finger in my ass, I came so hard I gave that bitch an accidacial.
And then a high five, on her other hand, of course"
the universal language of fans who love the music of bon scott, malcom young, angus young, cliff williams and phil rudd.
my Canadian buddies were talking about which version of AC/DC's "let there be rock" had a better b side. it was nice to share the acadaca vernacula with such rabid, animated people.