(obsolete, transitive) To render moot or void; to annul; to reject
1687 James II/VII of England, Scotland, France, and Ireland Declaration of Indulgence
[…] Do therefore, with Advice and Consent aforesaid, Cass, Annul and Discharge all Oaths whatsoever, by which any of Our Subjects are incapacitated or disabled from holding Places, or Offices in Our said Kingdom […]