muffintastic 

For those of you that love muffins, this compares an object to the awesomeness of muffins.

I love your earrings: they're muffintastic!

muffintastic by lizard6745 September 17, 2009

Mufftastic 

Expressing noted excellence in muffin terms, also used in identifying excellence in lady parts terms.

That breakfast was mufftastic!

Mufftastic by Jelliochi February 11, 2009