Th act of fucking girl in her pussy until you're about to explode your load. You then pull out and stick it in her ass and blow your load. Nutter buttering.
I had this freaky girl that had me nutter buttering her
The act of having a white girl between too black men, Forming a nutter butter.
Fred:" Men i heard susie got Nutter-Buttered Last Night"
Josh:"Man, hope she can walk"