Doing the same thing over and over again, but expecting a different result each time.
Murdering multiple people with a knife, getting mad because of the blood that stains your new shirt each time, and not changing your methods could be used as an example of insanity, on two levels.
by I.Am.A.Sociopath December 15, 2015
Repeating the same things over and over again and believing that Mickey Mouse is controlling your behavior from the twelfth dimension.
Insane people often define insanity as, "Repeating the same things over and over again and expecting different results". Most of the time insane people don't realize they are insane.
by mistykaree March 01, 2008
Do the same thing over and over again and expecting that the out come will change
It's insanity to keep asking Jonny out...
by lonlygirl June 24, 2015
Doing the exact same fucking thing over and over again expecting shit to change, that is the definition of insanity.
"Did I ever tell the definition of insanity?"
by Supermegaultrabriskicedteacow June 09, 2014
THE DEFINITION OF INSANITY is REDEFINING the DEFINITION of INSANITY EVERY TIME NEW INFORMATION COMES ALONG!
The definition of insanity is redefining the definition of insanity every time new information comes along.
by Brian Scott Gregory November 11, 2014
created by the Graduate program in Biochemistry at at the University of Georgia
Eric DeJesus, Erik Henderson, Matt FERRRRRRGUSON, Ryan Stuart and DJ Bernsteel used to be normal, but now exhibit pure insanity due to this program.
by jetskier111 December 01, 2009