The secondary binge of shows that are not your main binge. Usually noted with the continue watching on streaming providers like Netflix. Stranger Things might be your primary binge which you can only watch with your SO, so you binge on the side
Hey Phillip what are your side binges this week?
Man I need another side binge in my life.
When you break from your main binge to a side binge of watching another series.
Hey Phillip what are you side-binges these days?
I need a new side-binge!