/pin"euh fawr', -fohr'/ , n.
1. a child's apron, usually large enough to cover the dress and sometimes trimmed with flounces.
2. a woman's sleeveless garment derived from it, low-necked, tying or buttoning in the back, and worn as an apron or as a dress, usually over a blouse, a sweater, or another dress.
3. Chiefly Brit.
a. a large apron worn by adults.
b. a sleeveless smock.
[ 1775-85; PIN + AFORE ]