Home › Words › M › mermaidcoremermaidcoremermaidcore means an aesthetic focusing on imagery and fashion related to mermaids.EtymologyFrom mermaid + -core.nounAn aesthetic focusing on imagery and fashion related to mermaids.e.g.“We’ve seen everything from mermaidcore and mushrooms to genius products and Lululemon dupes available on Amazon.” — 2021 May 1, “The TikTok-Favorite Brand Girlfriend Collective Launches First Swim Collection”, in Stabroek News:Definitions & examples from Wiktionary (CC BY-SA 3.0).