matjack 

1(mat-jack)
usualy a nick name, or the name of a large ammount of gothic peoples

2 the firstname and second put together of someone to make them sound like a baddass person, but in actuality nonone cares

yo lets go to matjcks house

matjacks a screw ball

matjack by anthony marra April 18, 2008

Matback 

in other words mattress back describes a fat person you can use it for all people like if they are skinny you would say you single matback and if they are fat you call them a double matback

Girrrrrrrrup big matback

Matback by misterrrjosh November 3, 2019

majjack

something we all hate

This pizza tastes like Majjack.

majjack by Adept October 30, 2004

manjack 

Manjack: an individual of either sex, or any age in the Caribbean (Barbados) dialect.

E.g. Every manjack had better pull up his socks and do what he has to do; or else.

manjack by blackberryjuice August 26, 2013

madjacker 

An individual who violently jacks off every time he (or she) experiences mental frustration.

Do you know how I know Dave is a madjacker? He has signs over his bed with arrows pointing towards him that say "madjacker."

madjacker by Chris Frosh October 20, 2007

Matlack 

An incredible teacher.

See also Swokowski (his alter ego).

I had Matlack last year...I learned so much and he wrote all these awesome letters of recommendation!

Matlack by Dharya9 December 3, 2003

mattacks 

What everyone wishes they were. A level of awesomeness that makes everyone else look like a waste of skin.

That's a Mattacks so you may as well not bother trying

mattacks by Claude Toobitts November 14, 2014