What does RUIM mean?
Removable user identiy module
Other definitions of RUIM:
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How to use the term RUIM:
There are no example uses of RUIM at this time. We would greatly appreciate your contribution if you would like to submit your own!
More slang terms:
Hugs & Kisses
Keep Up The Good Spirit And Whatever You Are Doing
Back Of The Envelope Calculation
Please, No Cursing Allowed Here