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