Brother of Kim Kardashian. He too has a large booty, like his sister.

-Popularized the big man ass.
Did you see that guy? He's got a Rob Kardashian booty!
by enatais December 10, 2011
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When all one does is wear sweatpants, eat takeout, and sit on the couch for days upon end. This may result in gaining weight...just like Rob Kardashian did.
"Didn't do anything this weekend except binge watch Netflix and troll Grub Hub. Rob Kardashian Syndrome to the max"
by Reagals July 9, 2014
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When the whole world knows that your sister is a whore, so you lose your mind and gain 300 pounds.
My dude was Rob Kardashianed when his sister started a premium snapchat.
by SuicideNote July 22, 2019
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