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A way of clarifying wether or not some one is referring to a buff "Best ugly fat friend" or a buf "best ugly friend". The name is given for the two f's found in buff as buf has a single f.
Hey have you met Alexis's new buff?

I think so. Is she a double stuffed buff or just a buf?
Definitely a double stuffed buff.
by jtcommando27 September 24, 2014
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