A complicated sexual maneuver where two people wear one set of clothes. They end up looking like some monsterious two-headded giant from a fantasy setting.
The sexual act of retaining water in the Butt hole while your partners penis is on fire. Then insert penis into butt hole thus putting the fire out. Use flame retardent lubricant before lighting penis on fire
Sex act involving a female with a good amount of pubes. Anything from a trimmed and neat landing strip to a forest bush can apply here.
During sex, just before ejaculation you light her pubes on fire (lighter or matches preferably).
You then utilize your busted load to put out the fire. If new to this technique keep a bottle of water or a real fire Extinguisher at the bedside for safety.