The female version of blue balls. When a woman is interrupted during coitus and is not allowed to finish, she gets a burning sensation in her fallopian tubes that feels as if she's trying to queef a fireball.
Peach: Mario, why do you always stop in the middle of sex? Youre giving me blue tubes.
Mario: Peacha! I gotta getta da coins! Imma so sorry...
Peach: Well sorry doesn't cut it, I feel like a fireball is coming out of my vagina
Mario: Sounds likea you gotta da fireflower!
Peach: You are an idiot Mario. Im going to go find Luigi.....
The acronym that stands for Boob to Frame ratio. Its a mathematical ratio designed to determine how big a woman's breasts are compared to what her frame should be able to handle. It is used to discern how attractive a girl is when cup size doesn't tell the whole story.
Matt: Dude my girlfriend has bangin double d's!!
Ryan: Yeah... but she has shoulders like a linebacker, sorry bro but her BTF is waaaay too small for me.