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Fusing "retarded" and "Tardis" together, this word describes a person with no knowledge of Doctor Who.
"You don't know who the Fourth Doctor was? What are you, retardis?"
by powerpack February 29, 2012
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when a piece of supposedly cutting edge technology designed to help you fails to act in the appropriate manner causing frustration and annoyance.
I set my new wireless Alarm clock this morning and it never went off

Dude that alarm clock is retardis.
by Culchie_giant November 05, 2010
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Someone who has the combined power of 25 retards combined into one person.
Iain is a retardis, they managed to squeeze 25 retards into the size of one big stupid person.
by TarquiniG August 19, 2005
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A retardi is a Cardi b fan that lets go of every wrong thing she does and they don’t even care if u raped,drugged,or robbed men😊 they will still support her.She steals people’s flows,has like millions of ghostwriters,calls black women roaches, talks shit bout a dead baby, and has built her career off of sympathy and payola and etc.
Omg I see a retardi🤢🤮😷
by NickixJahseh April 09, 2019
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When you're put in special classes because you cant perform to your full potential because you are to busy out being a tfu. Usually abnormally socially awkward.
"Oh Retardi you are special."
by Riccardi December 15, 2008
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