mermadillo 

This is a fantasy creature whose combination is a mermaid and an armadillo. The bottom half of the creature is the mermaid-half. Its top half is the armadillo-half.

Man 1: Look at the beauty of the swimming mermadillo!

Man 2: Beauty wasn't really the word I had in mind...

mermadillo by President Jack Bauer October 30, 2014

Marmadillo 

Half marshmallow - Half armadillo

Hey I saw a Marmadillo the other -person 1
Cool - person 2

Marmadillo by Mr. Jesus October 23, 2007

hermadillo

a hermadillo is an armadillo that is a hermaphradite

Check out that hermadillo! it has a peepee and a vagina!

hermadillo by jakeD1214 September 22, 2009

marmadillo 

A nickname for a person who is obsessed with armadillos and whose proper name begins with an "m".

Megan is obsessed with armadillos, so he nickname is "marmadillo."

marmadillo by marmadillo :-D April 3, 2004