A male who propositions another male for sex in a gym locker room, especially a steam room.
"See that queen in the sauna asking me to suck his wang?"

"yeah, hes a total Bosacker"
by theglenlivet12 May 19, 2010
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The skin sack that hangs below the penis
often inside the sack are balls
most men have bosacks unlike women.

stick my bosack in your mouth. please.
by captain crazy pants February 23, 2005
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the balls and scrotum of a male mammal.
She gobbled on my bosack.

Cup the bosack.
by Elroy Fitz February 01, 2004
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