whistle biscuit
When a woman has a really loose butthole and engages in anal sex with a man but has a mild case of explosive diarrhea and poops on the guys penis making his penis golden brown like a biscuit, while it makes a whistling noise going in and out due to the looseness if her anal canal.
Friend: did she let you do anal?
Victim: yea but she whistle biscuited me and splattered my private area with poo, I'm going to warn people About her man..
Victim: yea but she whistle biscuited me and splattered my private area with poo, I'm going to warn people About her man..