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 koolaidjollyman
Underflap
Share definition
Flag
back side
of the
ball sack
"
Bro
, my underflap is so
itchy
!"
Underflap
by
koolaidjollyman
September 28, 2009
0
0
Get merch
Shuffle