simple explication: worse than a retard, not as bad as a fucktard.
mumbo jumbo explanation: a term used to direct a person as a mentally slow (or retarded) person used when a normal person makes a mistake.
Scene from South Park: Make Love Not Warcraft:

gerald broulflouski:y r u on the internet?? you should be outside socializing with youre friends.

kyle broulflouski: i am socializing with my friends R-Tard.

gerald: .......i am not an R-Tard......
by InuYashaFreak64 from youtube September 28, 2007
Get the R-Tard mug.
When someone does something strange, preverted, or extremely sexual.
Roxie is an R-tard who likes to suck on Ryan's gooch.
by RubXcube August 28, 2007
Get the R-tard mug.
EMO MEANS EMOTIONAL R-TARD.overly cocky individual who thinks they are a total bad-ass ...constantly looking dark and overcast, who tries to fit into society, yet fails horribly and yet doesn't know that they are just a cheap rip off of punk/goth. Usually raised in a good household (middle class(this refers to all emos)), there really isn't anything wrong with the "emos" life, an emo will occasionally leave his dark-colored rain cloud to lock himself up in his room to read poetry, usually of the dark and brooding genre.
slitmywristemo....occasionaly found on animefart.com's online chat. an Emotional r-tard
by Lee Cameron June 12, 2008
Get the emotional r-tard mug.
A mixture between the word "retard" and "bastard".
Girl: Godammit, you are such an r-tard!!! x-(
Boy: Jeez, shove off.
by kitty33kitty July 25, 2009
Get the r-tard mug.
Substitute for "..are retarded".

In speech, one may occasionally say, "You are retarded".

The same can be said with, "You 'R Tarded'".
I watched, and just as drool left his lower lip he fell hard against the red brick steps.
I said, "You R Tarded."
by Attritionist March 18, 2022
Get the R Tarded mug.
blue and gray, typically in clothing form
“dude that guy literally only wears blue and gray, he doesn’t wear any other colors
yeah i know, those are r-tard pride colors”
by I<3M1Lfz September 7, 2021
Get the r-tard pride colors mug.
A more immature version of the word retard; Calling someone a retard.
A: If we're being honest, you're a r-tard.
B: Hey! I'm not sped!
A: That's what a retard would say.
by Gack 2119 April 3, 2023
Get the R-tard mug.