cold as fuck 

adjective - used to describe outside weather when it is so cold outside, you are actually forced to put on real shoes, a jacket, and long pants to avoid hypothermia. Usually applies when the temperature is in the 20's or below. Also used as an excuse for not going outside and staying inside all day to watch TV.

Girl: "Would you like to go to the store with me?"

Boy: "Hell no, it's cold as fuck outside."

cold as fuck by sunnyutblonde January 23, 2012

As Cold As Fucking Skeletor 

Sub-zero temperatures.

a simile as Skeltor was both cold and cruel.

I'd go out tonight, but its as cold as fucking Skeletor out there

As Cold As Fucking Skeletor by Raving Jibby Jarvis November 29, 2010