Kelly is another word for the greatest friend in the world. You know when your day goes to shit and nothing is going right, you need a Kelly in your life cause she'll brighten your day. Kelly is always hot, always sexy and her boobs are fine. Kelly is the girl you can tell anything because she doesn't judge. Kelly is the girl who will have you up watching chick flicks questioning your sexuality. Kelly is the first friend you go to when you need to get something off your chest. Kelly is amazing,great,sexy,attractive,sweet,horny,funny and the closest thing to perfect in this world.
Bob: I been having a rough day, I hate my life, I got fired from my job, my kids hate me and I'm going to kill myself.
Aaron: Sounds like you need a Kelly.