The repudiation or renunciation of a right or claim vested in a personor which he had formerly alleged to be his. The refusal, waiver, or denial of an estate orright offered to a person. The disavowal, denial, or renunciation of an Interest, right, orproperty imputed to a person or alleged to be his. Also the declaration , or theinstrument, by which such disclaimer is published. Moores v. Clackamas County, 40 Or.536, 67 Pac. 662.Of estates. The act by which a party refuses to accept an estate which has beenconveyed to him. Thus, a trustee is said to disclaim who releases to his fellow-trusteeshis estate, and relieves himself of the trust. Watson v. Watson, 13 Conn. 85; KentuckyUnion Co. v. Cornett, 112 Ky. 677, 66 S. W. 728.A renunciation or a denial by a tenant of his landlord’s title, either by refusing to payrent, denying any obligation to pay, or by setting up a title in himself or a third person ,and this is a distinct ground of forfeiture of the lease or other tenancy, whether of landor tithe. See 16 Ch. Div. 730.In pleading. A renunciation by the defendant of all claim to the subject of the demandmade by the plaintiff’s bill. Coop. Eq. PI. 300; Mitf. Eq. PI. 318. In patent law . When the title and specifications of a patent do not agree, or whenpart of that which it covers is not strictly patentable , because neither new nor useful,the patentee is empowered, with leave of the court to enter a disclaimer of any part ofeither the title or the specification , and the disclaimer is then deemed to be part of theletters patent or specification, so as to render them valid for the future. Johns. Pat. 151.