A Germanophile is someone who really likes and is interested in everything about Germany. It's like they have a big crush on the whole country! They might be fascinated by the language, the culture, the people, the history, the food, the music, the art... pretty much everything!
Think of it like when you really like a toy or a TV show, and you want to learn everything about it and talk about it all the time. Germanophiles feel the same way about Germany, and they often spend a lot of time studying and experiencing different aspects of the country. They might even try to learn German so they can speak the language and understand more about what's going on in German culture.
Being a Germanophile doesn't necessarily mean you're from Germany, or that you want to live there. It just means you have a special love for all things German!