deafEnglishOxford English Thesaurusdeaf adjective 1 she is deaf and blind but fiercely independent: hard of hearing, hearing-impaired, with impaired hearing, unhearing, stone deaf, deafened, profoundly deaf; informal deaf as a post. 2 how could she be so deaf to their pleading?: unmoved by, untouched by, unaffected by, dispassionate about, indifferent to, heedless of, unresponsive to, unconcerned with, unmindful of, unaware of, unconscious of, oblivious to, insensible to, impervious to. ▷antonyms heedful, attentive.deaf Oxford Dictionary of English