1) the muscles that flex in the back of your head when you laugh.
2) uncontrollable laughter caused by a nice fatty boombatty blunt.
(guy 1): yo man i'm feelin it.
(guy 2): yo man... me too.
(guy 1): HAHAHAHAHAHAHAHAHAHAHAAAAAAHAHAHAHAHAHAHAHAAAAHAHAHAHAAAA.
(guy 2): yo this nigga guy 1 got the ganoobies.
Mischievous little monster; A furry blue monster with a frizzy red hair,It has no arms has a pear shaped body and has a single golden eye; A mischievous little monster that visit kids with poor hygiene.
Those mischievous little galooba's drove their baby-sittercrazy.