talk till (one) is blue in the face(redirected from talk till you are blue in the face)
talk till (one) is blue in the face
To speak (about something) repeatedly and at length, used especially when one is not being heeded or listened to. You can talk till you are blue in the face, but nothing you say will convince Terry to change his mind. I talked till I was blue in the face, but everything I said just seemed to be going over everyone's heads.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.