A torture tactic and/or sick form of pleasure as you stick a paper clip or small metal piece in ones urethra and use magnetic source to vibrate said metal piece.
Man 1: dude are you okay?
Man 2: god no....
Man 1: what happened
Man 2: Lacey gave me a russian magneto last night....I have never been so....disturbingly pleased and disgusted
Man 1: We, sir, are no longer friends