Nutmuffin 

the total complete opposite of a stud-muffin

Chads such a nutmuffin

Nutmuffin by Connor November 4, 2003

nigmuffin 

a particularly good muffin. or an affectionate term for a blackperson

1. i just had the best nigmuffin.

2. hey, nigmuffin.

nigmuffin by propstoike December 23, 2008

banana nut muffin

A type of pastry that immature people find humorous because:

A: "banana" is slang for penis
B: "nut" is slang for testicle
C: "muffin" is slang for vagina

Normal Person: "Hey, would you like a piece of my banana nut muffin?"

Absolute Douche: *laughing hysterically

banana nut muffin by Yeah, that guy November 30, 2010

nubmuffin 

kinda like a nubcake but much smaller

josh: hey matt, whats the password?
matt: same as usual, nubmuffin

nubmuffin by Matt November 23, 2004

Nugmuffin

An insult so horrendously obscene that it is a Class A felony in all fifty states and the District of Columbia to utter, write, or even provide the definition of the word.

Alyse: That friend of yours is such a nugmuffin.
Cate: HOLY SHITBISCUITS YOU MONSTER!

Nugmuffin by Fakename Bill August 1, 2014

banana nut muffin

A muffin that loves bananas and nuts!

JEFF: Sarah, I'm gonna stuff your banana nut muffin!

SARAH: Yes!!!

banana nut muffin by Sara Lee January 8, 2007

Banana Nut Muffin

The act of stuffing her partners scrotum into her vagina while he is fucking her ass.

Hey honey, interested in a banana nut muffin tonight?

Only if you shaved your balls. Last time the stubble killed my snizz

Banana Nut Muffin by Manic Hispanic January 26, 2009