maduvious 

Doing something sneakily, without anyone knowing what you are doing.

Patrick is being really maduvious on his computer.

maduvious by ferme June 22, 2021

magevious

-adj.
A boy/girl that are secretive, sly, trick, sneaky and unintelligent. Act upon feelings in a very secretive manner. Also known a sly cooper.

1) that dude, is a magevious bastard.

2) "Watch out for Austin, he's a magevious asshole.

magevious by DerHarii July 10, 2014

Madeucious 

Madeucious is a difficult person to understand, and they have a large knowledge of things that shouldn't be known, yet a small knowledge of common things. This person is strange, and may claim to know you. Madeucious can sometimes be annoying, and sometimes nice.

That kid is such a Madeucious, he makes me wanna cry.

Madeucious by Superst@r October 21, 2014

Monduvious 

A nickname. Similar to dude, bro, home-boy, etc. Mainly just a nonsense name to call someone and leave them baffled.

You-"What it do Monduvious?"
Monduvious-"Huh?..."
You-"Alright man, keep it real."

Monduvious by Orange Lizard November 25, 2010

mazavious 

Mazavious is the most sexiest person on the world he is so fine he is the best bf to ever be with hell never cheat sometimes he may do thing but girl he is a keeper keep him girl he is overprotective and funny has a nice smile and sometimes mean he’ll most definitely fight u be he will also treat u right so keep him .

mazavious is perfect

mazavious by Unknowlove November 21, 2021

Mavious 

Devious and malicious combined.

"Sin... sin city was a mavious..."

"What a mavious person"

Mavious by Taappee December 17, 2022

Madicious 

Mad Suspicious

Maddy last night was "Madicious".

Madicious by Divhs January 7, 2023