What is Grundleingus?
1.
The act of fellatio performed on a man who is having a bowl movement on the toilet. iow, giving head to a guy while he's taking a huge dump.
Referenced briefly in the american pie: beta house movie, wherein a test to join a fraternity includes the requirement of receiving said carnal pleasure.
could possibly refer to the act performed on a woman, but the logistics are much more complicated
"Yo, your mom gave me some grundleingus last night."
"Dude, thats gross."
"no, what's gross is that i had just eaten some taco bell"
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1.
The "popping" sound your anus makes when farting usually found with high pressure, short farts.
Steve was embarassed at the p..
1.
the internet
"Lets consult the elder brain."
See internet, world wide web, wikipedia, google, browser..