Tacks – Tacks are not only the symbol of pranks or pinning something to the wall in order to display it. They are also a symbolic representation of specific pieces of information in your life. Depending on the color, shape, size and other factors of a tack in your dream it could mean any number of things. Tacks can be symbols of pain as well. If you dream of stepping or pricking yourself with a tack on accident it means that there is going to be a small obstacle in your life soon. Despite this small setback, you will overcome it and heal and it will make you more cautious of the small things in life.