retarditus 

a very lethal disease that makes you so incredibly stupid.

Hey bro you have retarditus

retarditus by fboiretard April 10, 2019

Retarditus 

Retarditus, another way of saying somebody is a retard and adding more of an insult with the 'itus' by implying that they have it as a disease.

Daniel "Your such a fuckin twat!"
Person "Yet another case of Retarditus..."

Retarditus by KtKornStar August 15, 2004

Retardis 

A term for a person that is actually more retarded on the inside than they appear to be on the outside.

Derived from "retard" and the Dr Who Tardis machine.

"I didn't realise she was so stupid at first! She is such a retardis!"

Retardis by drmwoz October 28, 2009

retardiculous 

Ridiculous to a retarded level. Something so stupid it's beyond any sane reason to do it.

That was retardiculous to try and steal a live lobster by stuffing it down your pants and trying to walk out of the store!

retardiculous by Atakith December 20, 2016

retardis 

N. Acronym: Retrogressively Experienced Time And Relative Dimension In Space; a space/time-travelling vessel that is much smaller on the inside

"I wouldn't bother bringing the stereo. The RETARDIS may take up more space than an aircraft carrier, but the interior is about the size of a phone box."

retardis by chromalogue April 24, 2008

Retardicus 

A hero to the roman people who slays dildos,cow,snails,and Jesus.

"Ya, Me and Jo and Retardicus went outside one day and we were like WOW who put this Rome here."

Retardicus by Jhary March 28, 2008

Retardijuana 

Someone who acts retarded and high all the time, even while completely sober. Also usually laughs at everything, no matter how unfunny it is.

"Wow, Lisa is such a retardijuana, she's been laughing at that dead dog for like 20 minutes."

Retardijuana by Shady Persson March 27, 2009