Skip to main content
Home
Add a Definition
UrbanDictionary.store
Blog
World
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
#
Big-little sibling
Listen to pronunciation
Share definition
A
younger sibling
who displays
characteristics
that the
oldest should possess.
I'm
the youngest
of my
siblings
, but
more mature
. I'm a big-little sibling.
by
Kassy Kas
September 10, 2022
Flag
Get the
Big-little sibling
mug.
More random definitions
Share this definition
Copy Link
Facebook
X
Pinterest
WhatsApp
Reddit
Email