What is Mattyness?
1.
(noun) another way to measure one's coolness; a very cool person has a high level of mattyness; alternate spellings: mattiness
Tyler does not possess much mattyness because he wears high tube socks.
You have a lot of mattyness, come be our friend.
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1.
A term used by Hollywood Undead fans (Californian alternative rock band) - meaning to have sex, drink, get tattooed or do something ille..