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slang for 10 dollars

or

10 dollars worth of weed.
Guy: Do you have change for a salt buck?
Woman: Yes, I do
by Yogers April 05, 2008
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2
a $10 bill. From the amount of calories in a packet of salt; ten.
"Hey Joe, you got two fives for a saltbuck."
by Vandemo April 03, 2007
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