pinafore dress

Edited August 20th, 2016 by Brightlight. Previously edited June 24th, 2016 by NWF Renim.

A pinafore dress or jumper (US English) is a sleeveless, collarless dress intended to be worn over a blouse, shirt or sweater.
Not to be confused with an apron, which has no back, distinctively.

For jumper (UK English) see sweater.