Used in reference to the milkshake in Pulp Fiction purchased by Mrs. Mia Wallace, for something that's more expensive than its worth; even if its pretty damn decent.
"I don't know if that shake's worth five dollars but it's pretty damn good." - Vincent Vega.

"Holy shit dude, eight bucks for ice cream? What a 5 Dollar Shake."
by Robert Akins June 19, 2004
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