Top Definition
The act of inserting your two thumbs into the anus of one or two individuals at the same time, then pulling them out and giving two thumbs up while impersonating The Fonz. The bronzing of the thumbs is fairly self-explanatory.
"I stopped at this seedy truck stop and I Bronze Fonz 'd these two truckers in exchange for a chub pack of beef jerky"
by NopantsRob March 30, 2010

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