Skip to main content
Home
Add a Definition
UrbanDictionary.store
Blog
Advertise
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
#
Definitions by Rich B
ISR
Share definition
Flag
Illegal
Street Racing
"yo, you
cats
down for some ISR?"
ISR
by
Rich B
August 30, 2006
0
0
Get merch
Shuffle