A funky muffin is a muffin that's very colorful. For example, a wild berry muffin.

It also means someone that's very colorful/funky in personality and clothing taste.
"your mom made some funky muffins!"
Or
"Have you seen jacks outfit today? he's such a funky muffin"
by omo_chao June 15, 2023
Get the Funky muffin mug.
Someone who thinks they know everything about everyone, when they actually dont. They usually start a fight over it or say it just to make you mad. Also known as a Know it all
That gurl over der id one funky muffin! She be gettin up in muh face yesturdayh and i was like gurl please!
by GuppyTiger March 24, 2011
Get the Funky Muffin mug.
Pertaining to an extraordinarily foul smelling bowel movement.
"Jesus, that cat just laid a funky bum muffin"
by Wyatt/Black December 1, 2008
Get the funky bum muffin mug.