A sexual act in which a man has his partner shave his scrotum while blindfolded. His scrotum and penis is then smeared in butter, then heavily salted; after which, the couple has intercourse.

The Salty Nugget also refers to an obscene insult used by frycooks.
Partner 1: "Babe can you give me your Salty nuggets tonight?"
Partner 2: "Sweety, you know you got an infection last time."

Frycook: "You're a good for nothing Salty nugget, fuck off and kill yourself."
by Cybro113 September 25, 2016
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