DE'AFEN, verb transitive dee'fn. 1. To make deaf; to deprive of the power of hearing; to impair the organs of hearing, so as to render them unimpressible to sounds. 2. To stun; to render incapable of perceiving sounds distinctly; as deafened with clamor or tumult.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI