(n.) A sexual act when the woman's vagina is so loose that you can fit a whole fist(s) inside and once inside you open up your hand really fast and the woman screams with pleasure.
My girlfriendsaw me eating candy and she asked if I had any starbursts.....so I gave her one.
The act of where one or more partners has an orgasmicsuckfest that is extremely pleasurable or a gay man.
George W. Bush Jr is a starburst.
"Dude, last night me and my mate Barry were watching multiple girls sucking off an elephant. It was a total starburst!!!"
Starburst- When a girl is tied to the bed legs and arms spread with her head being the point of the star and she is being teased until she squirts everywhere.
I had jenny tied up last night teasing her with the vibrator and she became a little starburst.