I told him that I thought he was crazy and got 'the silent treatment' for the rest of the day. [=he refused to talk to me for the rest of the day]
You have the 'right to remain silent'. [=the legal right not to say anything when you are arrested]
Whenever she gets mad at me, she 'gives me the silent treatment'. [=she does not speak to me]
(..) He might blow right by ya. Nope, we're not that lucky. Stay down. Lieutenant, if this goes down, make it silent. Control your breathing. Comin' at ya. Twenty-five feet. He's a big boy. You're gonna have to take him from behind. (..)1997 G.I. Jane