boxbreaking 

An act of (typically) lesbian sex. See fisting.

Also see boxbreakin.

Did you see those dykes going at it?

Yeah, they were totally boxbreaking!

boxbreaking by Captain Beefheart December 13, 2004

bonebreaking 

A style of dance, mostly infused with arm contortion. Made possible with arm/shoulder stretches & flexibility of shoulders.

Nigga 1: "Ah fuck! That nigga's arm bends hella weird! What kind of shit is that?"

Nigga 2: "Don't worry, he's fine. That's that raw bonebreaking shit."

bonebreaking by yungthuglyfe November 11, 2013

boxbreakin 

Noun. An act of (typically) lesbian sex. See fisting.

Did you see those dykes going at it?

Yeah, they were totally boxbreakin!

boxbreakin by Captain Beefheart December 13, 2004