To dream of a cheerleader represents an aspect of your personality that is encouraging or motivational. You or someone else that is supportive of others goals. It may also reflect being happy for someone else success.
Alternatively,may represent self-encouragement or self-motivation. A sign that you are optimistic and confident. You are telling yourself that success is possible.
Example: A girl dreamed of at a sleepover. In real life her friend abandoned her when she got a boyfriend. at the sleep over reflected her attempt to be happy for her friend while being forced to notice her own single life.