The act of instant male orgasm upon seeing something insanely hott.
When Lauren and Silvia took their clothes off, Patrick experienced spontaneous cumbustion.
Beküldő: Sivv Vicious 2008. március 23.
3 more definitions
The act of two males performing a donkey punch and white dragon in unison on a female during an mmf.
"We gave Dorothy a spontaneous cumbustion last night. Her head exploded and a geyser of blood and cum splattered the walls."
Beküldő: Gide 2006. október 2.
An unexpected ejaculation
Jill was pissed Randy was premature last night. Jill said he suffers from Spontaneous Cumbustion.
Beküldő: PSpin420 2009. november 1.
Cumming without being aroused and with no sexual provocation.
As the airplane took off, Bob spontaneously cumbusted.
Beküldő: tanukisanyo 2005. május 9.