1 (v): The action of throwing the chemical compound NaCl (sodium chloride, or table salt) on someone who dislikes you.

2 (v) More commonly, a metaphor meaning to dimiss the actions and words of one's detractors; a way to combat those who cannot be happy for you simply because of your success (see: hater).
Jay Z is throwin' salt on haterz when he says "If ya'll can't already see, I ain't worried about ya'll cause I'm already me."
by kniceguy May 14, 2010
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