vi to renounce on oath.
2. abjure ·vt to renounce or reject with solemnity; to recant; to abandon forever; to reject; repudiate; as, to abjure errors.
3. abjure ·vt to renounce upon oath; to forswear; to disavow; as, to abjure allegiance to a prince. to abjure the realm, is to swear to abandon it forever.