deaf-and-dumb

[ def-uh n-duhm ]
/ ˈdɛf ənˈdʌm /

adjective Offensive.

Origin of deaf-and-dumb

1150–1200; Middle English def and doumb

Usage note

See dumb.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for deaf-and-dumb

deaf-and-dumb

/ offensive /

adjective

unable to hear or speak

noun

a deaf person without speech

usage

Using deaf-and-dumb to refer to people without speech is considered outdated and offensive, and should be avoided. The phrase profoundly deaf is a suitable alternative in many contexts
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012