Kerfingus Share definition Flag A walrus like vagina that oozes froyo while ejaculating. It is often found shivering and chattering its 17 rows of shark like teeth.(Tusks included) My kerfingus is really itchy.I'm about to eat this kerfingus cream. Kerfingus by BulgingButthole May 3, 2014 Get the Kerfingus mug.