jose: i got bored last night so i gave jen the old faithful  mike: nice, ill test it out on brittany
this is when the male ejaculates in or onto the anus of a female, she then farts and the jizz shoots up into the air, resembling the geyser, old faithful
"jose: i got bored last night so i gave jen the old faithful  mike: nice, ill test it out on brittany" What is the definition of "old faithful"?