Also spelled ballix, ballux or ballox. Slang that refers to the scrotum or testes, mostly English (British) usage. Can be used literally or in place of common exclamations such as bull***t.
To fuck a chick with a big pussy. A normal sized pussy is called a camel toe. A pussy with large outer lips is called moose knuckles. Therefore, when you fuck a chick with moose knuckles, your balls slap her enormus lips. So your knuckle balling.
Dude, I hooked up with this hot chick last night but when the panties came off she had the biggestpussy lips I've ever seen. So, did you bolt? I thought about it, but I went knuckle balling instead.
the most fucking annoyinganimatronic in FNaF 2, he disables your flashlight, and he makes withered foxy come K*** (sorry can’t use the K word :/) you, and he starts in party room, next to kids cove, and prize corner.
Friend: you beat night 6 yet?
me: No, Ballon Boy got in the office and Withered Foxy got me.
friend: oh damn