hearing-ear dog

[ heer-ing-eer-dawg ]

noun
  1. a dog that has been trained to alert a person who is hard of hearing to important sounds, as a telephone ringing or dangerous noises.

Origin of hearing-ear dog

1
First recorded in 1975–80; on the model of Seeing Eye dog
  • Also called hear·ing dog .

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024