A giant amount of booty. If someone has a giant butt then you would use the term “mim” to describe them.
by sublimere March 3, 2023
 Get the mimmug.
Get the mimmug. by Ye ole herder October 6, 2019
 Get the Mimmug.
Get the Mimmug. Piccolo playing CUNT. John Phillip Sousa's best friend. Enjoys lobster hunting on beachfront. Collects knick-knacks to display in farmhouse along with millions of pictures of her children. Avid photographer, butt-model, and dedicated member of the High School Fiddle Club.
by laranewman February 4, 2009
 Get the Mimmug.
Get the Mimmug. A Mims is a real definition of a coward, one who will sacrifice his "friends" in order to save his ass.  More loosely, called a fucking pussy.
by Jeff March 16, 2005
 Get the mimsmug.
Get the mimsmug. by Edward cullen March 15, 2007
 Get the mimmug.
Get the mimmug. Gorgeous girl with great personality and something that drives guys wild every guy would want her and everyone would want to be friends with her she was also one of the most popular girls in the school and also the most sweetest and gorgeous thing u would ever seen and her outlooks would always be on fleek
by Suprrboii February 25, 2018
 Get the Mimmug.
Get the Mimmug. An acronym for 'Muscles In My Shit'. An expression someone uses to explain how strong they are. It is a positive expression. If you have 'MIMS' you are strong or tough.
I ran 20km this morning, went to the gym, went shooting in the afternoon, then ran 20km this evening. I got MIMS
by felverts January 17, 2013
 Get the MIMSmug.
Get the MIMSmug.