peditum senex

Now that's closer to the flavor of the English term. Whilst we're here, I should mention that there are two reconstructed PIE roots dealing with farts and farting: *pezd- (A-H and Pokorny) 'to fart loudly' and perd- (A-H and Pokorny) 'to fart'.


Ceci n'est pas un seing.