A term often used to simply describe
facial expressions that are unusual, disturbing, and repulsive found either online or in real world. Most of the time, the situation calls for it when facial expressions appear
out of place and can often
derail the subject matter completely.
"So dude, what do you think, you like?" the hentai artist says showing his friend a pic he drew of a naked girl.
"Uhh yeah, she has a
hot body, but dude...
Dat face!" the friend replies pointing out that the girl's face was
contorted as if she was trying to crap bricks bigger than her.