"Kristin Welker, NBC’s moderator, noted to Ms Ocasio-Cortez during their interview that some activists on her party’s progressive left flank have started using the derisive moniker “Genocide Joe” for the US president." https://www.the-independent.com/news/world/americas/us-polit...
You can Google the term and find articles referencing it, and a quick search on any social media platform will show usage as well. You can even find it used on HN. You can buy "Genocide Joe" merch on Amazon. People called him that to his face[0].
