Skip to main content
Home
Add a Definition
UrbanDictionary.store
Blog
Help
User Settings
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
Advertise
Report a Bug
System Status
Privacy Policy
Terms of Service
DMCA
Accessibility
Data Request
Information Collection Notice
reCAPTCHA Privacy
reCAPTCHA Terms
Do Not Sell My Personal Information
© 1999-2026 Urban Dictionary ®
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
0
0
Get merch