context:
1-"would you rather fuck a cow or an anus filled with magma?"
2-"a cow"
1-"cowfucker."

1- person one asks a second person if they'd rather fuck a cow or _________(something 100 times more repulsive).
2- answers "cow"
3- responds with "cowfucker." this is the only reason this game is played- to call someone "cowfucker."

stems from the obscure movie "kicking and screaming."