Top Definition
1.) severe syndrome of "actin' a fool"
2.) when your mood brings those down around you
3.)the level of moodyness below moody-a-souraus
4.) suffering from severe mood swinges also accompanied by violence, and rage

The only known cure for "Moody Mammoth Syndrome" is a HUG.

Otherwise known as "MMS"
Brian is being a "Moody Mammoth" because he has a headache.
by maxavious March 21, 2005

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