Preach To Deaf Ears Meaning
(idiomatic) To attempt to persuade a party that does not wish to listen or cannot be altered in its conviction.
Example: 2002, Edward M. Bennet, Separated by a Common Language: Franklin Delano Roosevelt and the Anglo-American Relations, 1933-1939, Writers Club Press, ISBN 9780595222926, page 126:
Roosevelt was tired of preaching to deaf ears. He was ready to try something else.
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