Off smirk 

To stop smiling or to instanly become infuriated

I went off smirk when Sitie told me that she wunna break up wit me

Off smirk by _broski_101 December 27, 2022

Shirk-off 

The act of masturbating with shit

Sherminator was giving anal, and couldn't climax. He decided to pull out and use the shit on his dick to shirk-off on his partners ass

Shirk-off by Dirtysailors December 16, 2018

Smirking off

To smirk off, or also known as giving someone a "look" of smirkyness. This phrase was invented by a future female chemist.

"did you call me stupid?"
"No, I was saying something else and then i saw u turn so I said your name. why are you calling me stupid?"
"I didn't!"
" I saw you smirking off and so i thought you were calling me stupid"
"hahaha"

Smirking off by Chemistry smurfer March 8, 2010

Smirking Off

Jacking off in class to a hot chick.

Yo, this kid in class was totally smirking off to that new chick.

Smirking Off by Jason Pogany April 20, 2010

Smerk-off 

The act of a person making a frowning facial expression time after time .And being called out for it.

Carl said ,"why the smerk ?". I said that's why they call me smerk-off !

Smerk-off by B real 101 June 10, 2021