Top Definition
n. The homosexual act of one man sneaking up behind another, attempting to grab his genitals, inflicting pain in the process.
Randy Jackson snuck up behind Clay Aiken in the shower and gave that bitch a back-water viper.
#penis #pain #damage #backwaterviper #back water viper #gay #homosexual #queer
by N.B. April 06, 2006
8 Words related to back-water viper
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