smurkint 

The optical illusion created by renaissance artists where a smirk could be construed as either a slight smile or an annoying smirk.

There has historically always been controversy over whether the Mona Lisa was smurkint.

smurkint by Aintworth Reading March 1, 2022

Smurking 

A combination of smuggle and lurking. To smuggle information while lurking.

How did he know that? i dont know, he must have smurked it of Facebook. Dude that kid needs to stop smurking

Smurking by biglurktm December 9, 2009

smurking off 

when you are laughing and smiling so hard it reaches the point where you are "smurking off" similar to an orgasm from jerking off

When the turtle was eating your dingleberries we were smurking off from laughing so hard.

smurking off by GeetSquad March 18, 2010