pinafore

A sleeveless garment similar to an apron, worn especially by small girls as a dress or an overdress.

A sort of apron worn by children to protect the front part of their dress; a child’s apron.

An apron for a child to protect the front part of dress; a tier.

A sleeveless dress, often similar to an apron, generally worn over other clothes. Most often worn by young girls as an overdress.

a sleeveless dress resembling an apron; worn over other clothing