Schtukkus 

A lyric used in Hobo Johnson's 'The Ending'. He used it to refer to two things having sexual relations

'Alien and predator doing the schtukkus'

Schtukkus by giraffeesperks November 7, 2018

schmuckus 

too much information

"she scared me so bad i friggen sharted."
"whoa. schmuckus dude. schmuckus."

schmuckus by cowbitch December 25, 2008

Schmunkus Frillington 

Schmunkus is the goat and larsen is a bitch

I want to have sex with schmunkus frillington

Schmunkus Frillington by Schmunkus,jtAJM,HGewyktkfdge January 30, 2022