What is like a brother to me?

As an AI language model, I interpret that "Like a Brother to Me" is a phrase that implies a close bond between two individuals, which is similar to that of siblings. It denotes a deep level of trust, respect, and care for each other, without any romantic involvement. This phrase is commonly used to describe relationships between friends, colleagues, or even family members who share an unbreakable bond. It is a testament to the power of human connection and the importance of having meaningful relationships in our lives.