by Ski777 August 20, 2015
adj. (slang): A combined state of mental agitation and physical volatility. It's use may provide warning that the individual it describes has lost all self-control and cannot be reasoned with. Can refer to either a chronic or temporary condition.
by maximo hudson January 20, 2009
Family: "So, did he have a psychotic break? Or is he manic/depressive?"
Doctor: "No. I'm sorry. Your son is bat shit crazy."
Doctor: "No. I'm sorry. Your son is bat shit crazy."
by Brainiac March 02, 2005
- Dude, so you ex threatened to break your necklace while you were sleeping?
- I know! I told you she was bat guano crazy!!!
- No wonder you dumped her, she IS bat guano crazy... just send her sorry ass to Arkham Asylum already!!!!
- I know! I told you she was bat guano crazy!!!
- No wonder you dumped her, she IS bat guano crazy... just send her sorry ass to Arkham Asylum already!!!!
by el patron himself October 11, 2010
by Lorraine Bates July 31, 2006
Crazy to a degree bordering on complete insanity. The state in which one makes decisions which make the exact opposite of sense.
See also: bat-shit
See also: bat-shit
by DJ Bitterbarn August 12, 2004
One step beyond just plain crazy. It is usually a temporary thing...sparked by something unexpected, or just really awful.
by ithaqua April 13, 2003