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A word descrbing a Young Girl trying to grow up way to fast.
Matt: Dude, jen just fucked that 18 year old guy. Shes 14!

Dan: yeah dude, talk about jruns.
by boynoy March 28, 2010
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Jul 11 Word of the Day
selfish idiots in my neighborhood who think that they don't need to wear a mask because the rest of us do
A maskhole jogged right past me in the park today
by Bethinslope May 11, 2020
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Exact source unknown, popular use dates to late 2004 on AnandTech forums, referring to an error often recieved when browsing or searching the forums. Sometimes used in conjunction with OMGWTF as OMGWTFJRUN
Server Error

The server encountered an internal error and was unable to complete your request

JRun closed connection.
by Velcro Warrior August 04, 2004
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