dress shield

dress shield Word Origin noun

1. a fabric or plastic pad for attaching to the inside of the underarm of a woman’s garment to protect the garment from being soiled by perspiration.

Origin of dress shield First recorded in 1880–85 Also called shield. British Dictionary definitions for dress shield dress shield noun

1. a fabric pad worn under the armpits or attached to the armhole of a garment to prevent sweat from showing on or staining the clothing