When somebody goes on a streak of stutters while talking or chokes under pressure during a game.
Billy was doing great during his presentation until the Nutter butter stutters got to him.
The act of sticking your finger in your ass and pulling it out to find cum and nutty filled shit on your fingers. Then proceeding to stick them in your partners mouth
My dad gave me a raging new york nutter butter last night. or my grandmothers new york nutter butter taste the best
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"