A slimy and oily fluid, or perspiration, that sits between the scrotum and the inner thighs, creating the sticky balls sensation or schleg. The notably pungent smell of the fluid is often mistaken to be balsamic vinaigrette.
Mr. Johnson: "Come suck my cock and lick my balls bitch."
Mrs. Johnson: "Mmmmf, is that, mmf, balsamic vinaigrette on your balls?."

Mr. Johnson: "No bitch, it's ball-sack vinaigrette"
Mrs. Johnson: "MMMm, smear some of that shit on my ass when you toss my salad.
Mr. Johnson: "My pleasure, bitch."
by Mr Harry Johnson May 1, 2010
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