What does it mean to be in a polyamorous relationship? The Merriam-Webster dictionary defines it as "involving, having, or characterized by more than one open romantic relationship at a time." Today it is just one of many new relationships gaining popularity. A 2016 study published in the Journal of Sex & Marital Therapy found that one in five people in the U.S. engage in some form of consensual non-monogamy (CNM) at some point in their lifetime. Are open relationships and non-monogamous relationships really that common? Are polyamorous relationships the new normal?