butter your muffin 

To ejaculate on a woman's vagina.

"Is your muffin buttered? Would you like for me to assign someone to butter your muffin?" - Mean Girls

butter your muffin by acrobativity June 4, 2018

butter your muffin 

The act of pulling out during intercourse and shooting your cum on the outside of a woman's vagina.

Don't worry, I will pull out and butter your muffin.

butter your muffin by Urban Tony October 22, 2006

butter your muffin 

These words are typically used to refer to unprotected sex. thus buttering the muffin.

guy: would you like me to butter your muffin?

girl: My muffin is buttered enough thanks.

butter your muffin by Becca-Lina August 21, 2011

Do you like butter in your muffin? 

1. Do you like hot semen inside your vagina?

2. Do you like butter in your muffin?

No, thank-you. Just jam for me

Do you like butter in your muffin? by TaeKwonJon March 15, 2011

butter your muffins

1. To take a tasty muffin snack and apply butter. Quite why it needs butter is anyone's guess

2. To jizz liberally over a girl's breasts (muffins)

"Did you get anywhere with Katy last night?" "Yeah, I gave her a pounding and then pulled out and asked her if I could butter your muffins."

butter your muffins by vaginallodestone March 18, 2010