This is not slang. It is Dutch for "scrotum."
In the Netherlands, the pouch of skin and muscle that contains the testicles is called the balzak.
by TMD September 13, 2006
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slang pronunciation of ball sack, or the scrotum, where your one, two, or three testicles tend to hang out, though usually in pairs of two.
I slapped her in the face with my balzak
by D. Will July 14, 2003
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Balzak is a kind word to describe your friend. It is mostly used in the dutch language.
Me: 'Sup dude?
Justin Bieber: Fuck off, kanker balzak! I don't even know you.
by balzaklovrr February 9, 2021
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