He should have been feeling very smug, and very clever.
If Data had been human, he would certainly have been feeling excited and smug by now.
Mercy grinned, feeling downright smug about the answer to that.
Sandy hadn't known she could feel smug and ashamed at the same time.
After her third attempt she felt quite secure and rather smug.
Theo was feeling pretty smug as he walked back behind the bar.
Just when everyone is feeling smug and sure they have it all down, science is hit with something new to explain.
I felt rather smug about the way it all turned out.
I have a third coffee, and feel pretty smug about it.
But during the recent energy crisis I felt pretty smug.