Top definition
Any sort of towel, cloth, tissue or sock etc. that a male uses to complete the final stage of his masturbatory act, eliminating mess and/or assisting in clean up afterwards. Can be for one-off use or reused multiple times.
Tom- "Hey man, what's this crusty towel lying under your bed?"

Jeff- "Oh, that's just my finishing rag."

Tom- "Nice!"
by getgaydude March 06, 2013
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