1 definition by Blonefuse

Top Definition
What your dog leaves on the patio. Normally firm, well formed stools that bear an uncanny resemblance to walnuts, or pieces of chopped sausage.
"That dog has dropped a pile of bum nuts on the carpet again!"

"Gross! I stepped on a bum nut!"
by Blonefuse July 10, 2008

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