A redeeming feature is the one good quality that makes up for the rest. Its only redeeming feature.
The phrase is almost always used in the negative, about something with none. A redeeming feature has to be weighed against everything else, which is the whole idea.
1nounredeeming featureThe one good quality that makes up for the rest.
“The flat's one redeeming feature was the view.”
redeeming feature is a quality.