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1.
n. A band consisting of four life forms most likely originating from Vermillion, South Dakota.
Did you see Animalcule's last show? It altered my perception of reality.

Animalcule made me nuts.
by Eliot Armstrong February 19, 2004
 
2.
A sonic anomaly originating some 13.5 billion years ago, who's resonating echoes can be heard with specific super-sensitive listening equipment located in Sioux Falls SD, making it the world's oldest band.
Animalcule ate my young.
by clint wood February 22, 2004