We wouldn't know anything about the Kardashians if O. J. hadn't chimped out and neither had Robert Kardashian tampered with evidence in favor of his friend Chimpson who was then absolved by the Black-Lies-Matter jury - obviously for them a couple of slashed throats don't matter if the skin color is not right.
A chronic condition of extreme self-indulgence, characterized by self-involvement, absence of moral character, histrionic attention-seeking, inappropriate sexual activity, and overly large buttocks.
Someone who has gone way beyond their fifteen minutes of fame into becoming omnipresent in every corner of social media, when they became famous for something that shouldn't be bragged about, i.e., a sex tape, reality show, etc., or is a wannabe who aspires to being such by whoring themselves out (figuratively or literally) to get attention.
It can also be used in connection with movie remakes or sequels that have outlived their original entertainment value.
Jim: "How about going to the new Pirates of the Caribbean movie tonight?"
Jane: "I love Johnny, but that franchise has become too Kartrashianed for my taste! In fact, I understand that 2011 has the most sequels ever released- a total Kartrashian year!"
Sue:"Are you watching the new reality series set in Dallas?"
Anne: "Hell no! Yet another group of Kartrashians looking for some big break!"
The only Kardashian-Jenner that realizes that it isn't about affording, it's about radiation while Khloe Kardashian is telling her to die with a good Snapchat going through.