1. A sex position during a threesome of 2 men 1 woman, both men insert their penis in the womans orphus, and the friction of thrusts between both male parties feels like you are starting a fire.
2. See also Crossing Swords
Guy 1: "Dude what was the name of that sex move we did with that girl last night?"
Guy 2: "O you mean the Fire Starter, yea its new!!!!"