noun
1. : a power of appointment (as to testator's widow to appoint testator's estate to such of their issue as she should by her will appoint) created or reserved not for the benefit of the donee but for the benefit of persons or a class of persons that can be reasonably ascertained and not including the donee
2. : a power described as such in a state statute where the persons or class of persons to whom the disposition of property under the power is to be made are expressly designated or where the power is to transfer, charge, or incumber any estate less than a fee simple