2 definitions by iitswhereitsat

Top Definition
When a chick is giving you head and her chin knocks into your balls causing much discomfort.
"Damn Karen sucks at blow jobs. Shes sucg a ball knocker"
by iitswhereitsat June 12, 2006
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A male who feverishly "slams" scrotums in his mouth.

Similar to a fag, or homo
"Chris shut the fuck up you scrotum slammer!!"
by iitswhereitsat June 12, 2006
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