Runtard 

1. Some one who runs like a retard.

2.The act of running like a mentally (or physically) disabled person. Could be done intentionally or non-intentionally.

1.Poor Josh never realized how much of he reminded me of a Runtard during the last track meet.

2. Jack was pretending to be a runtard on the soccer field.

Runtard by Kyle Harlow January 17, 2010

rustard

An insult meaning russian retard
The "rustard" term came from Dota 2.

EU player: fucking rustard
Rustard: SOLO MID OR FEED

rustard by allonzo July 25, 2019

Rontard 

When someone is doing a job they have no ability or qualifications for but like to tell qualified people how to do their job.

That idiot was telling me how to do my job like a real rontard.

Rontard by Pelltier July 12, 2018

Rantard 

For someone to be a random retard. A person we don't know, but the only thing we know about them, is that they're a retard. Hence the term, "Rantard."

> GTA Online <
Rantard: *dies*
Heist Host: Fucking rantard. The guy jumped out of the Kuruma almost at the end here and smacked a tree then died. Nice!
Other Heist Associate: Fucking random retard.

Rantard by Kush N' Mangoz February 1, 2017

Rontarded 

When someone is so inept at life that people with developmental disabilities make fun of them.

David: Did you see that toothless guy looking at toothbrushes?

Trevor: he must be Rontarded.

Rontarded by Jar of Flies July 12, 2011

ruhtard

A mentally retarded person, or somebody who is slow. Allen from The Hangover says " he was a ruhtard"

Person A: How'd your date go?

Person B: Horrible, the girl was a fuckin' ruhtard. She got the directions wrong and I waited an hour.

ruhtard by screwfish October 9, 2009

ruhtard

Another way to say retard. Also from the movie 'The Hangover'

James didn't know how to spell phys ed... what a ruhtard

ruhtard by Tendude June 10, 2010