Something filthy is trending, and I'm sorry to be the bearer of nasty news, but if I had to see, then so do you!

Fox

It's "gooch grease."

Fox

Yesterday, the term started trending on Twitter.

Twitter: @Ejayy1K_

And let's just say, no one was happy about it.

Twitter
Twitter© Provided by BuzzFeed

It all started with this Fox 26 trend story about the funky goo.

Twitter: @FOX26Houston

Then they did a whole news segment about it.

Fox 26/ Twitter: @Firegal_01

Fox 26 describes "gooch grease" as a "male hygiene problem."

Fox 26
Fox 26© Provided by BuzzFeed

"It's described as a combination of lint, sweat, and feces between a man's butt and balls," Isiah Carey said on his show Isiah Factor Uncensored.

Fox 26
Fox 26© Provided by BuzzFeed

"The problem is so bad for some men, according to some reports, they now have to use women's maxi-pads to stop the mixture from messing up their underwear," he said.

Maria Dobrica / Getty Images/500px
Maria Dobrica / Getty Images/500px© Provided by BuzzFeed

Yep, it's essentially FUNKY TAINT GOO.

Fox

People are, well...they're mortified!

Fox 26/ Twitter: @RobWalks_

From aching stomachs...

Twitter: @sidsince94

...to "this year is going straight to hell."

Twitter: @NHBigChristian

I am just disgusted.

Twitter: @miralo_g3

Moral of the story? Wash your butt, dudes!!!