noun
a deaf person who is unable to speak
• Syn: ↑mute, ↑deaf-and-dumb person
• Hypernyms: ↑deaf person
• Hyponyms: ↑dummy, ↑silent person
adjective
lacking the sense of hearing and the ability to speak
• Syn: ↑deaf-and-dumb
• Similar to: ↑deaf
• Derivationally related forms: ↑deaf-muteness
Useful english dictionary. 2012.