Knuckle Down

What is Knuckle Down?

To have a firm grip on ones cock and sucking them off with your knuckle's bulging out of your hand to show your hard work.

Heather popped a vein in her hand after she knuckled down hard on Mikie!!!

Zygosis

1. usually means: The union of gametes to form a zygote; conjugation. In this case: (A type of HANGOVER) The one of a kind, lingering,moto..

Omgyg

1. Oh My God You Guys!! made up when i was on my holidays in France with my cousins ^_^ Heidi : OMGYG!!! lets go to dundrum on saturday!..

Yadadamtrynasay

1. Slang for asking, "You know what i'm trying to say?" (Extended from "yadadamean") a'ight, to get to my ho..

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Knuckle Down Edit Meaning