lumpkin
adj.
The act of oral sex performed on a man while defecating.
After receiving a thorough buggering from Niles, Jeeves retired to the loo in order to clear out the felch. Luckily for him, Niles returned the earlier favor and gave him an outstanding lumpkin.
no joke: http://www.urbandictionary.com/define.php?term=lumpkin
things the internet teaches me,
wonder if loo will read this?