What does RUSOS mean?

Are you stupid or something

Other definitions of RUSOS:

All of our slang term and phrase definitions are made possible by our wonderful visitors. If you know of another definition of RUSOS that should be included here, please let us know. Keep scrolling and fill out the form below!

How to use the term RUSOS:

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