historical The disavowal or repudiation of a vassal's obligations to a superior; an instance of this.
In English law referred to as disclaimer.
2The action of disclaiming; renunciation, repudiation, denial; an instance of this.
Mid 16th century. From post-classical Latin disclamation-, disclamatio disclaimer, renunciation from disclamat-, past participial stem of disclamare + classical Latin -iō.