The act of a girl (in the cowgirl position) lifting herself up until the penis is just about to fall out then sliding back down like a fireman on a pole.
Yo dude my gf did the fireman slam on me last night, was rad!
samuel jones
he is a welsh fireman
he has a show
he saves the day in pontypandy
he is good
he is god
fireman sam is the hero next door
A lady getting balled by a fireman
Oh ya, Blaine just took Audra to the Fireman's Ball
Cum.
Yeah baby, spray me down with your fireman's jam.