Top Definition
when you finnish anal sex and your cock is covered in shit your make a dog lick it off.
i cant believe you done the rusty bone, allyn
by allyn preece September 22, 2009
2 more definitions
rusty bones is a slang word for uncool.
"dude your girlfriend made out with some random guy last night, that is totally rusty bones"
by peter bachman March 24, 2008
a slang word for uncool.
sleepin with my girl friend is totally rusty bones.
by peter bachman March 24, 2008

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