"Smug satisfaction" refers to a feeling of self-satisfaction or pride that someone has, often accompanied by a sense of superiority over others. Full definition
Manhattan US Attorney Preet Bharara watched with smug satisfaction Thursday as a judge slapped the second of Albany's «three men in a room» with prison time. (nypost.com)
Whenever I wear it and people ask me where I bought it from, I always feel a certain smug satisfaction when I tell them that they can't buy it anywhere in the world because it was designed by yours truly. (myfashionslashlife.com)
I remember feeling a subtle yet smug satisfaction at being able to speak in depth about myself, what I wanted from a partner and posting my favourite pictures of myself. (datingadviceguy.com)