Smuffmuffin 

An amazing person that is always there for you, great to have as a friend.

Thank you, you're a very good smuffmuffin.

Smuffmuffin by eloogle.moc.hi August 2, 2016

smutmuffin 

a girl that never has a steady relationship and sleeps around at college campuses

(insert name here) is a smutmuffin

smutmuffin by apocalypse_dkr October 16, 2008

muffmuffin 

a lady who has a poofy pussy

yo i met this girl on tender and she had a muffmuffin

muffmuffin by vstaka September 6, 2023

long haired smushmuffin 

Alternate name for the Shih-Tzu dog breed

Look at that adorible long haired smushmuffin! I could hug him forever

long haired smushmuffin by Yipdeep November 30, 2014