Where one man curls up like a ball of dough while another man tries to put a bun in the oven.
"Bob the baker regularly gave special customers his own San Francisco Sourdough."
A sexual act which one participant presses their anus against their parther's anus and poops a log directly into their partner's open anus. The turd moves like a submarine from one body into another.
I met a sailer named Pat. After topping him he who gave me a huge San Francisco Submarine. It was long, hard, and full of sea men.
When a man, woman or the like takes an anal creampie, then poops the cream into someones open sunroof.
I gave a complete stranger a San Francisco Sunroof, I was surprised to see a dog in the back seat. Damn dog cleaned up after me.
The act of a man fucking a person doggy-style, while having a double ended dildo up his ass, and simultaneously fucking another person behind him with the opposite end of the dildo.
I was a runaway freight train on the San Francisco Railroad. My hips and ass hurt from all of the "chugging."
When your partner has fallen asleep after sex, quietly slip out and exchange places with a friend who's the same sex as your partner (or the opposite sex if you're homosexual). After they've gotten comfortable together, call your partner or knock on the window. Surprise!
I donkey punched her the other day and she got me back by pulling a San Francisco Switcheroo on me.
When a man warms white wine in his mouth and spits it into a woman's rectum. As the wine loosens the fecal matter, the man ejaculates inside the woman's butt. The backdoor is complete when the woman returns the wine into the man's mouth.
This is the same as a Turkish Backdoor, but with wine. Proponents of the San Francisco version claim the wine loosens more fecal matter than the Turkish version with water.
"Did you give her a Turkish Backdoor?"
"No, she wanted a San Francisco backdoor?"
"How many Backdoors are there?"
The act of using the escalator handrail to mechanically wipe one's ass due to the toilet paper shortage of the Corona Virus
The mall bathroom was out of toilet paper so I pulled a San Francisco Shuffle in front of Macy's.