What does /O mean?
Other definitions of /O:
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How to use the term /O:
There are no example uses of /O at this time. We would greatly appreciate your contribution if you would like to submit your own!
More slang terms:

VBL
Visible Bra Line

VV
Very Very

WATEV
Whatever

ENTP
Extraverted, iNtuative, Thinking and Perceiving