What does OSIM mean?

Oh Shoot It's Monday



Other definitions of OSIM:

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How to use the term OSIM:

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


More slang terms:

LB

Like back. Used on social media. Similar to follow back (FB).

FYEO

FYEO

For Your Eyes Only

IDT

IDT

I Don't Think