the sexual act of shoving a muffin up a females vagina then fucking her until climax where the muffin obsorbs all the sperm then you fish out the muffin with your hand and forcing it down your partners throat.
1. Used as an insult.
2. A vagina with an abnormally shaped clitoris similar to a pastry.
3. Comes in many different flavors including blueberry and chocolate chip.
1. Tammy, you're the biggest twat muffin I know.
2. I rolled my tongue around what appeared to be her clit, which was oddly similar to a muffin that I ate for breakfast.