Ear idioms
be all ears
to be waiting eagerly to hear about something:
Tell me your secret—I'm all ears!
Music to your ear
something that you find very pleasing or satisfying to hear
The news of a pay raise was music to our ears!
Grin from ear to ear
to have a very wide and happy smile
The joke was so funny, they all grinned from ear to ear.
Turn a deaf ear
to ignore or refuse to listen to somebody or something
She turned a deaf ear to the gossip and focused on her work.