Pinny
Part of speech: noun
Definition: A sleeveless dress, often similar to an apron, generally worn over other clothes. A simple jersey worn to denote teams or groups.
Jumper
Part of speech: noun
Definition: Someone or something that jumps; eg. a participant in a jumping event in track or skiing.A woolen sweater or pullover.A loose outer jacket, especially one worn by workers and sailors.A one-piece, sleeveless dress, or a skirt with straps and a complete or partial bodice, usually worn over a blouse by women and children.(usually as jumpers) Rompers.A short length of electrical conductor, to make a temporary connection. Also jump wire.A removable connecting pin on an electronic circuit board.A person who attempts suicide by jumping from a great height.