(Commonly mistaken as a Dutch Oven however does not involve completely covering the victim)
The act of farting under a blanket while next to another person and then wafting the blanket. This causes the expelled gas to be pushed up and out of the opening blowing it in to the face of the other person. Extremely potent if multiple are saved up under the blanket.
I gave my wife smoke signals and she passed out cause I saved so many before doing it.