Here's why it's a popular name:
* Simplicity: It's easy to pronounce and remember.
* Relatability: Many dogs have brown fur, making the name instantly recognizable.
* Cuteness: The name evokes a feeling of warmth and sweetness, fitting for a furry companion.
While "Brownie" doesn't hold a special meaning beyond the dog's appearance, it can become meaningful to the owner based on their personal connection with the dog.