Dream about picking up trash is a sign for your drive and determination to succeed at whatever cost. Instead of confronting a situation, you are dealing with it by burying it and trying to forget about it. There is a lack of communication in your relationship. This stands for feelings of being let down or betrayed by someone in your life. You are reconnecting an aspect of your own self that you have ignored or abandoned.
Picking up trash dream points at missed opportunities or lost rewards. You may feel a lack of control in the path that your life is taking. You are forcing your beliefs on others. It expresses dependency and immaturity. Perhaps something is not what it appears to be.
If you dreamt about picking up trash:
Instead of going after more, it is better for you to protect and develop what you already have. You may have a feeling that you need to reach out and conquer, but really, you need to be on the defense. Security and protection are key concepts.