SIOS

An acronym for the term; Self Induced Ownage Syndrome. SIOS
Meaning; to own yourself
Arrogant IRC User: Man, my penis is so big if I laid it out on a keyboard it'd go all the way from A to Z

*Approximately twenty-five seconds later*

Arrogant IRC User: Wait... sh*t

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Misfortunate IRC User: I tried to set my hotmail password to penis.. but it said my password wasn't long enough =/
IRC User: ROFL. SIOS!
by Geophreigh Twidlinkle February 08, 2008
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