Search
Home page
Browse
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
#
Store
Blog
World
Advertise
Add a definition
User settings
Browse
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
#
Store
Blog
World
Advertise
Search
sister fister
Share definition
The act of
fisting
your sister
.
Commonly
refered to as incest.
Yo
this kid
named
Nicholas
O. is a
fucking
sister fister!!
by
Dankolas O.
January 25, 2016
Flag
Get the
sister fister
mug.
More random definitions