illegal. 

not legal.

person 1: i just robbed wal-mart.
person 2: that's illegal.
person 1: what's that?
person 2: it means 'not legal'.
person 1: oh, i see.

illegal. by captain_obvious. June 17, 2009

illegal 

When obese bitches wear tops/pants 5 sizes too small with their flab hanging out everywhere

*sees a fatass wearing tight clothing*

"*Shiver* That should be illegal"

illegal by T1GEREYEZ July 19, 2005

illegal 

when, after you sober up, what you felt was cool, actually has consequences.

When l got back from Vegas my bank said my account was overdrawn. That's illegal!

illegal by Carlos Mack January 6, 2008

illegal 

When something is waaaay to gud to even be legal

Her ass is so fat its illegal , The car look so gud its illegal.

illegal by KejuanFamous January 26, 2015

illegal 

Any thing fun or good.

every thing fun is illegal, any more need to be said.

illegal by Hoolyo Lugo June 20, 2009

Illegal 

1. Something that is just not okay.
2. When an otherwise mentally sound person does something inconceivably retarded.
3. A person whos social ineptitude is rarely paralleled.
4. A person who wears socks and sandals and believes there is nothing wrong with it.

Jake's reverse mullet is entirely illegal.

Illegal by Josh O'Neill May 29, 2007

Illegal 

Not legal; punishable by law.

In Memphis, Tennessee, it was once illegal for frogs to croak after 11:00 P.M.

Illegal by Diggity Monkeez February 4, 2005