a vv
A voice check to make sure the guy isn't a total fraud. Like when you're trying to date someone online and you're not sure if they're a real person or a cat.
He did a 'vv', I heard his voice and it sounded like a raccoon.
She did a 'vv', it was like she was talking to a ghost.
That guy did a 'vv', he sounded like he was drunk and had a cat on his head.