look up any word, like trill:
 
5.
1) A mental state where one can not tell the difference between reality and their imagination.
3) A type of behaviour where a person may act in a way that may be seen as "uncool" or "weird" (and doesn't care).
3) The only way to fly.
Austin Powers: You're insane!
Goldmember: And that's the way, uh-huh, uh-huh, I like it!
by Peeves April 12, 2004
 
1.
Doing the same thing over and over and expecting a different result.
Working a job and expecting to get rich is insanity.
by 513 September 03, 2003
 
2.
doing something over and over expecting different results
-Albert Einstein
i keep hitting this hamster... but it wont make money, this is insanity!
by Sorry, im suburban, white June 04, 2005
 
3.
The definition of insanity, is, doing the exact same fucking thing over and over again, expecting shit to change. That. Is. Crazy.
'Did I ever tell you the definition, of insanity?'
by Vaas Montenegro December 30, 2012
 
4.
Trying to solve problems,
Expecting different results,
Using the exact same methods...
Insanity, Where our society is headed if we don't learn to get along.
by theewizard@myway.com August 26, 2006
 
6.
locking yourself in a cage for a long period of time and only you have the key to unlock it
Insanity is going to school 5 days a week knowing how much you hate it.
by World Patriot December 26, 2008
 
7.
If I have to tell you, you'll never know
by I.P. Freely July 04, 2003