The sauce is an undefinable personality trait thatsome women possess. It could best be described as sexual confidence, or flirtyness, but it's not quite either. Everyone knows it exsists, but no one really has a name for it, hence the name.
A double-duece asswhoopin' is a undeniable defeat handed to one person, or group of persons. It doesn't necessarily apply to fighting. It can apply to just about any sort of contest, be it, a spelling bee, a hockey game, a drinking contest, or anything where one can lose.
I laid down the Double-duece asswhoopin' in beerpong last night! My opponent left so drunk he couldn't even remember his name, while I actually had to order beer since he didn't once land a ball in a cup. Everyone was laughing their asses off!