RIDGE (2)

Ridge, v. t. [imp. & p. p. Ridged (?); p. pr. & vb. n. Ridging.] 1. 1. To form a ridge of; to furnish with a ridge or ridges; to make into a ridge or ridges.
Bristles ranged like those that ridge the back Of chafed wild boars. Milton. 2. 2. To form into ridges with the plow, as land.
3. 3. To wrinkle. “With a forehead ridged.” Cowper.