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A texting/IMing abbreviation for "are you kidding me?"

When said out loud, it is pronounced roo-kum.
Alex: So I started going out with Laura.

Joey: RUKM?! I thought you hated her!

-or-

Martin: I got a 58 on my math test?! RUKM! I studied all night for that!
by mrwaters_algebra_period2 October 30, 2009
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Apr 22 Word of the Day
When you eat dirt for the first time and leave your family to build a shack in the woods
Bro since I got dirtpilled on Tuesday I have made sooo many worm friends and made them soo many little houses to get married in. Me? Lonely? No you’re the lonely one u lawn owning freak
via giphy
by ecogoth December 30, 2020
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2
A word standing for "Are you kidding me?"- an expression commonly used by people to express their exasperation during an OMG type situation.
Kona Grill no longer has reverse happy hour, RUKM!
by Crumbs. October 06, 2010
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