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:

UM

UM

Expression of hesitation

VCR

VCR

Video Cassette Recorder

HHWW

HHWW

Holding Hands While Walking