when you either blurt out something extremely wrong or embarassing infront of people or when you completely forget how to do something or say something
1. forgeting your name
2. I love you!! to someone infront of a bunch of people and they look at you really weird then you say or think oops brain fart
comonly known as a queef with liquid spray exuting from the vagina.... usually may take place while or as a female has reached her peak and has extra juices, also known as cum... the queef pressures the cum out and that is why the spray fart exists
"Oh my god , bitch u just vagina spray farted all over my dick."