Someone who is always there for you no matter what. A best friend is a person you can tell everything and they wont judge. You know someones your best friend when you find your self wanting to tell them about your day, just so you can here about theirs. Best friends are the people who would stickup for you no matter what, they are someone who is named haley ann, for example.
Haley told me her biggest secret but because she is my Best Friend i didn't judge her.