Similar to "Spiderman".
Following an internal moneyshot, the female recipient stands up and as the semen runs out of the vagina the woman kicks one leg out to the side so that the semen is flung out onto the floor and yells "spidergirl". This motion closely resembles the motion of a person atttempting to shake a fart out of their pant leg
When a guy cums in a girl's mouth and she spits it into her hand and then slaps it on his chest, usually while yelling "Spidergirl!"
"The blowjob was fantastic but after I came I heard her yell "Spidergirl!" and before I could move I had a red hand mark on my chest and jizz all over myself"