Top Definition
1) A person who in the course of a week will drink more than half a Liter of cum.

2) Anyone who displeases you, or you disagree with.

V. Cumnomming
Adj. Cumnommingly
Remember that blond girl? She was such a dirty little Cumnomster.

My biology teacher is such a Cumnomster
by McPhaggot February 13, 2012
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