The act of recording a long, extended voice message.
To jib about the mundane and everyday aspects of your normal life, maybe comedically, to a singular receiver.
"So you've got totally into voicenotes recently, what's happened?"
"Yeah I'll be honest, its not the old me, but I've been radio-stationing hard"
"Jheez, the other day Sam radio-stationed me like crazy, I got a 2 minute voice note, then a 3 minute voice note, and get this, 30 minutes later, another 1 1/2 minute voice note!...I can't"