an English judicial officer in the royal forests having charge esp. of the vert, or trees and undergrowth.
Also, ver⋅de⋅ror.
Origin: 1535–45; < AF verderer, OF verd(i)er < L viridārius, equiv. to virid(is) green + -ārius-ary(see -er2); doubling of -er in AF perh. by falsely taking verder as a form of verdureverdure