What does UIN mean?

Unique Identification Number



Other definitions of UIN:

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How to use the term UIN:

There are no example uses of UIN at this time. We would greatly appreciate your contribution if you would like to submit your own!


More slang terms:

BCBC

BCBC

Beggars Can't Be Choosers

YMFP

YMFP

Your Most Favorite Person

FMUTA

FMUTA

Fuck Me Up The Ass

HW/HW

HW/HW

help me with homework