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1.
A firegasm is a orgasm experienced by certain people when they see a fire. Mainly experienced by pyromaniacs.
Pyromaniac 1: Look at that massive fire
Pyromaniac 2: Dude, i just had a firegasm
Pyromaniac 1: Sweet
by teh_lock February 12, 2009
 
2.
Emotional climax upon viewing of dangerously impressive spectacle involving fire.
I know! I am having the most intense firegasm right now!
by BolivianCircusClowns March 20, 2011