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
#
new
Store
Blog
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
#
new
Store
Blog
Advertise
Search
1 definition by
Color Rot
Piston
Double penetration
sex, with one man fucking the girl in her vagina in and the other in the ass. They alternate thrusts to create a
piston
action, much like that of an
engine
.
"You take her in the ass,
I'll take
her in
the pussy
and we'll
piston
her"
by
Color Rot
January 7, 2009
Flag
Get the
Piston
mug.