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An unexplained feeling of ecstasy felt for no one specific reason. Opposite of PMS. Sometimes the overwhelming feeling of so many hunky-dory events in one's life. Unbridled individual happiness.
After receiving solid A's on his report card and getting laid by the hottest cheerleader in school, Mike was feeling absolutely ananimous.
by Tom Chard September 01, 2008
Everyone's in agreement but noone knows why.
Obama: Hey everybody! Vote for me to be president!

Audience: Sure! We'll vote for you! (wait, what are we voting for him again?). I guess it's ananimous!
by lonerebel214 November 16, 2011