hear through the grapevine

hear out

To listen to someone until that person has finished speaking; to thoroughly consider all aspects of someone's argument.

hear the end of it

To cease to be told about, or nagged because of, something.

hear the grass grow

To have an extremely sensitive sense of hearing.

hear things

To imagine that one hears sounds that are not actually real; to have auditory hallucinations.

hear voices

Have the experience of hearing voices which are not audible to others; to experience auditory hallucinations.

I can't hear you over the sound of

Said to dismiss what the interlocutor is saying.

long time no hear

I haven't heard from you for a long time.

one could hear a pin drop

Extremely quiet, for example, as during a lull in a normally bustling place or scene, or at a sudden dramatic or tense moment.