1. Someone who doesn't know the difference between a sneeze and a wet fart.

2. Someone who is a self-proclaimed genius, however, in reality knows very little.

See also: idiot moron tool
Kimmy is such a spilner.

Ty is such a bloody spilner.

Jenny used to be a spilner, but then she turned 12.
by God February 10, 2005
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