What does CIO mean?

Check It Out

CIO

Other definitions of CIO:

  • Cuit It Out

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How to use the term CIO:

  • You did not eat two large pizzas - CIO


More slang terms:

IDFWU

IDFWU

I DON'T F**k WITH YOU

PMS

PMS

Pre Menstrual Stress

MMHRD

MMHRD

Many Many Happy Returns of the Day