When a Mentos is inserted deeply into his/her butthole and Coke is poured over it causing a small eruption of brown juice.
My butthole hasn't seen action in quite a while! I could sure go for an Ol' Faithful to cure the urge.
A verb which describes a person that farts with a perspireing anus and sprays ass juice on his or her unexpected victim’s face.
"Dude, Payton ol' faithfuled me while I was sitting on the bench in the locker room today."
"My boyfriend gave me an ol' faithful last night while I was lick'n his balls...still can't get the smell out of my hair."
"Shut up!...or I'll ol' faithful you!"