A sexual act in which two people dress up like a tall firefighter. One person from the waist up, the other from the waist down.
The person dressed in the lower half must then stick his/her head into their partner anus or vagina. Creating the illusion of a very tall firefighter.
Mark: Dude that party was crazy last night.
Antony: I don't know man my head and neck hurt bad.
Mark: That's because you and Molly did a Two Story Firefighter!
Antony: Awesome!
*They high five*
by Wantacow March 15, 2009
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