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2.
the goo that builds up on a guys nuts when he sweats alot and doesn't bathe.

also urinal cakes

also salt blocks for livestock and wildlife
she dropped my pants and took nourishment from my salt lick
by Kurt Larsen July 01, 2005
 
1.
After having sex with your girl, the love juice that has come out of her and is now on the bed. Wait until it drys, then later, you can lick it like a salt lick.
That girl last night left me a nice salt lick.
by Phillip MaPants October 19, 2007