adv. phr. , informal 1. As it is; at that point; without more talk or waiting. Ted was not quite satisfied with his haircut but let it go at that. 2. In addition; also. Bill's seat mate on the plane was a girl and a pretty one at that. 3. After all; in spite of all; anyway. The book was hard to understand, but at that Jack enjoyed it.
Synonym: ALL THE SAME.