Disafforest \Dis`af*for"est\, v. t. [imp. & p. p. {Disafforested}; p. pr. & vb. n. {Disafforesting}.] [Pref. dis- + afforest: cf. OF. desaforester.] (Eng. Law) To reduce from the privileges of a forest to the state of common ground; to exempt from forest laws. By charter 9 Henry III. many forests were disafforested. --Blackstone.