Mattysin 

she is a brat, loving, caring, friendly to most people and is a great daughter and sister.

"Mattysin is such a brat but, she can be so friendly."

Mattysin by chase345 March 21, 2017

mattykins 

A man who prefers womens undergarments to the typical male choses of boxers, briefs or boxer briefs.

Yeah, Dave seems pretty tough but underneath it all, he's a Mattykins.

mattykins by DownTownMissyBrown May 12, 2007

Mattsine

A perfect couple you get when you mix the names Matthew and Ernestine.

Matthew + Ernestine = Mattsine

Mattsine by ayeegirrl April 22, 2013

mattysun 

Someone who’s kind and funny, who’s there to make you laugh! She’s the kind you you would call sweet since she’s so open and very caring and sour if you get on her bad side!

where’s mattysun? she’s the life of the party!

mattysun by anonymous March 7, 2022