To talk so much as to cause someone to be exhausted or bored. I love my Aunt Lily, but she'll talk your ear off if you let her!A: "How was your date?" B: "Eh, not great. She just talked my ears off about politics all night."
talk someone’s ear off
tv. to talk to someone endlessly; to bore someone with too much talk. Stay away from Mr. Jones. He will talk your ear off if he gets a chance.