Blood urea nitrogen, among many other things.
This means they want their burger on a bun.
in Acronym Finder in Acronym Finder
Buttocks
The acronym may mean "by us for us" and may be a misstatement of the acronym FUBU.
I have no idea what you mean by this question.
"bun"
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That is not an acronym in any of the Acronym Dictionaries.
Barf is an acronym for "Bile And Regurgitated Food". not slang, but an acronym.
The acronym ALS means Absolute Loss of Sanity.
The acronym AHF means Acute Hissy Fit.
The acronym AQR means Ain't Quite Right.