Skip to main content
Search Urban Dictionary
Back
Start typing to search.
Searching
...
Dictionary
Store
Blog
World
Help
Chat
Words of the Day
Browse
Add a Definition
User Settings
Definitions by KatyxToxic
o.s.
Share definition
Flag
short
for opposite
sex
In my free time, I do
fun
things
with multiple members of
the o
.s.
o.s.
by
KatyxToxic
January 27, 2008
Get the
o.s.
mug.
