Dream about lost in high school is some unresolved issue which you are not addressing or are refusing to acknowledge. You are trying to piece together all the components of a problem so you can get an overall picture. You feel that others are against you or that you are standing out of a crowd in a negative way. Your dream refers to some painful emotion that you are refusing to confront. You may be overly conscious about your appearance and beauty.
Lost in high school dream is a symbol for abundance and prosperity. Problems, work or stress is literally weighing you down. You need to get down to the core of some matter. This is an indication for the many desires, worries, responsibilities or needs that you are carrying with you and weighing you down. May be it is time to go in for your doctor check up.
If you dreamt about lost in high school:
It may be easier to stay silent today than to make a fool of yourself and say something that not only sounds too good to be true, but also very unlikely. However, your lover, being somewhat fearful of the whole issue, needs to hear you talk about a subject dear to your heart. Perhaps you can come to an agreement and just start the conversation. This will create progress.