(all) of a piece
Consistent with or similar to something else. Her views on the economy are all of a piece with her voting record.
of a piece
Also, all of a piece. Of the same kind, as in This legislation is of a piece with the previous bill, or Her rude behavior was all of a piece. The piece in this idiom alludes to a single mass of material. [Early 1600s]
all of a piece
or of a piece
If something is all of a piece or of a piece with something else, it has the same character and features. The smile when he got up and took her hand was all of a piece with the gentle ease with which he asked how she was. This comment is of a piece with his other views.
(all) of a ˈpiece (with something)
(formal) possessing the same character or qualities; consistent (with something): When you see a lot of his paintings together, you feel that his work is all of a piece.This latest programme is all of a piece with current popular science programmes on TV. of a piece
Belonging to the same class or kind.