ground keeper (groundke per)

A bird, as a woodcock, that hugs the ground closely. These very quick little fellows [woodcock) are old male ground- keepeтв . G. Trumbull, Bird Names, p. 154. ground-layer (ground'lā"èr), n . 11. One who lays the groundwork or foundation. He was the ground - layer of the other peace. Stow , an. 1603. 2. In ceram., a person who lays grounds. See bo ing, 1. The ground-layers generally work with some form of respirator to prevent the inhalation of the color dust.