Top Definition
A synonym for bipolar disorder;

A mental health condition defined by periods of extreme, often inappropriate, and sometimes unpredictable mood states.

1. I think Sally suffers from Happy Happy-Not Not Disease--10 minutes ago she was threatening to kill herself, but now she's laughing and having fun.

2. You will contract Happy Happy-Not Not Disease and die.
by malchik_gei March 22, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.