The MW defense is applied to any situation when someone informs you of your actions during the night before's drinking. if your actions were a bit out of order or caused a little hassle you defend by replying "but it was funny, right?"
if the reply is yes then chances are you got away with it.
so named for the fact MW aka Mikk Savage aka Michael Werninck coined the phrase and used it frequently.
The MW Defense
Rockwell informs MW of his actions at Jonny's 21st, namely saying getting wasted and then threatening to kill Jonny's dog, before hiding under a table amongst other things
MW: yeh but it was funny right?
Rockwell: it was.... then it wasn't