Definition of hearing dog noun from the Oxford Advanced Learner's Dictionary

 

hearing dog

 noun
noun
BrE
 
; NAmE
 
Domesticated mammals
 
jump to other results
a dog trained to make a deaf person (= person who cannot hear well) aware of sounds such as the ringing of a telephone or a doorbell See related entries: Domesticated mammals
See the Oxford Advanced American Dictionary entry: hearing dog