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8.
Chilk is the name used when referring to milk that has spoiled due to a bacterial infestation. This is true chilk. However, the name chilk can be given to any of the following:

The vaginal discharge of the female Sunarusian porpoise.
The milk of a racoon after it has been detoxinated.
Ah, gross! It's turned into chilk, man!
by cobeyboi June 15, 2010