In English law. The conversion of copyhold intofreehold tenure, by a conveyance of the fee- simple of the property from the lord of themanor to the copyholder, or by a release from the lord of all seigniorial rights, etc.,which destroys the customary descent, and also all rights and privileges annexed to thecopyholder’s estate. 1 Watk. Copyh. 302; 2 Steph. Comm. 51.