sperm inhalation, in or around the mouthal region. Usually reffering to a spermsponge (see definition) who has so much dick in or around her mouth she cant help but inhale sperm. the fumigation of a hoe.
bob : "so what happened with bertha did she put out?"
james: "Lets just say that hoe got some spermugation"
bob: "right on dude"