1 definition by URMRGAY

Top Definition
Prison slang.
A combination of urine, feces, blood, and semen, it's mixed and sits hidden from view. It is then thrown onto a passerby corrections officer. With luck, the C.O. will catch whatever STD the inmate has contracted.
Yo, that C.O. asshole is comin'
Get da milkshake and get 'im.
by URMRGAY December 05, 2007
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