by Kramaus July 25, 2019

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 2, 2005

John: Where's Bob?
Nick: He's been locked in his room ever since the I-pad came out. He's been browsing through the app store like a crack addict.
John: damn, he's really gone app shit crazy
Nick: He's been locked in his room ever since the I-pad came out. He's been browsing through the app store like a crack addict.
John: damn, he's really gone app shit crazy
by Oruhito June 23, 2010

by Lorraine Bates July 30, 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 11, 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

Some one who is so off the wall insane that they just do the dumbest, most immature, revolting things.
by Ouch! Don't do that March 21, 2010
