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Community Service Officer.
University Employees that provide Escorts and Campus Security. They are often underpaid, overworked and stalked by their clientel.
Can I request an escort from a CSO.
A really cute CSO walked me home last night.
by suptrupe November 22, 2005
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3
Completely Sold Out
USUALLY in regards to tickets to a concert of event
I hate it when tickets are CSO early
by MannyFresh September 05, 2005
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4
Complicated Significant Other, for example being friends with someone who rejected you but he's still kinda flirty, etc. There's no other name for your relationship. Can only be used when you're single and he's your or one of your closest things to boyfriend, lover, etc.
"Are you two dating?"
*leans in and whispers*
"he's my CSO I was talking about!"
"Oh!"
by cupcakes3659 December 11, 2016
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6
Combined Sewage Event: typically used by public works departments to describe the unintended discharge of large quantities of raw sewage into lakes and oceans. CSO can also be effectively applied to the uncontrollable discharge of large quantities of excrement by an individual.
Where is Bob? He's been gone for over an hour.
He's in the bathroom having a CSO.
by THX1137 July 13, 2010
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