2 definitions by NUFFIN

Belonging to a smug , it is a butt that is super cute and happy.
Hannah has a smug butt.
by NUFFIN July 22, 2010
Get the smug butt mug.
A person ( or object with personality) that is very cute. Smugs are commonly chubby babies or people with cute cheeks.
Aww you're such a smug!
That baby is just smuggin around.
The hat makes you look a little smuggy.
by NUFFIN July 22, 2010
Get the smug mug.