1. [ adjective ] lacking or deprive of the sense of hearing wholly or in part
Related terms: hearing inattentive hard-of-hearing profoundly_deaf deafened tone-deaf deaf-and-dumb hard-of-hearing deaf-and-dumb
2. [ noun ] people who have severe hearing impairments

"many of the deaf use sign language"

Related terms: people deaf_person deafen
3. [ adjective ] (usually followed by `to') unwilling or refusing to pay heed
Synonyms: indifferent

"deaf to her warnings"

Related terms: heedless
4. [ verb ] make or render deaf
Synonyms: deafen

"a deafening noise"

Related terms: desensitize desensitize
Similar spelling:   defy