Definitions by Matty Ace

challenge cow 

The fat friend that always tries to cock block because she's bitter no dudes want to fuck her.

I met the hottest chick at the bar last night but I couldn't close because her challenge cow kept fucking it up.

challenge cow by Matty Ace October 1, 2017

challenge ring

A superficial piece of jewelry worn on the left ring finger indicating an added degree of difficulty in hooking up with her. Similar to a fat friend (challenge cow)

Matt: Dude I really want to fuck this chick.

Kyle: Bring your A game. She's got a challenge ring on.

challenge ring by Matty Ace October 1, 2017