Top definition
Always super-enthusiastically agreeing to plans and always, always flaking.
"Hey John, do you want to come to my daughter's wedding?"
"Yes, absolutely! I've been waiting for you to ask!"
***
Day of wedding, via text: "I can't make it, my dog is sick with the measles :-( Next time though!"
That's a San Francisco Yes.
by Hebejebelus July 20, 2016
Get the mug
Get a san francisco yes mug for your Facebook friend Paul.