1 definition by shamalamadingdong

Top Definition
doing the same thing over and over again and expecting a different result
madman: im gonna run into this wall until i can phase through it

random guy: thats madness
by shamalamadingdong January 08, 2008

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug