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

Bat shit meaning: beyond being insane or totally crazy.
Beautiful meaning: attractive, lovely, gorgeous, good looking.
Combine the both, the "subject" is described as bat shit beautiful that combination put together.
Beautiful meaning: attractive, lovely, gorgeous, good looking.
Combine the both, the "subject" is described as bat shit beautiful that combination put together.
by Crasydraw January 19, 2018

A common phrase that is deeply rooted in the Australian vernacular and frequently used to convey your disappointment in a person or a thing.
"Your performance was as boring as bat shit," said Kyle Sandilands, a past judge from Australian Idol.
by Norman Harvey September 7, 2016

Whoa Nelly! Did you overhear their conversation this morning....Those girls are Bat-shit crazy!
I wonder what's wrong with those girls? They seem to have gone bat-shit crazy.
I wonder what's wrong with those girls? They seem to have gone bat-shit crazy.
by Demands James December 30, 2016

by ladyyyyyyyy March 17, 2011

The highest level of crazy, which causes people to outrageous things that automatically attract media attention.
by AJV22044 January 18, 2008
