The Collaborative International Dictionary
deaf and dumb \deaf and dumb\, deaf-and-dumb \deaf-and-dumb\adj. both deaf and unable to speak; without the sense of hearing or the faculty of speech. Same as Deaf-mute.
WordNet
adj. lacking the sense of hearing and the ability to speak [syn: deaf-mute]
Usage examples of "deaf-and-dumb".
Even Archondula, that stiff, acidulous old maid, had run into the street with her deaf-and-dumb brother on her arm.
His metallic fingers were moving swiftly, forming letters in the deaf-and-dumb alphabet.
Her voice was very even, almost as devoid of inflections as a deaf-and-dumb person's.
It was also why he had been eager to tell splendid glamorous telepathic stories to the deaf-and-dumb girl he now knew as Mary Williams, and why he had been so bitterly disappointed to learn that the pleasure had turned into a Greek gift.