It symbolizes something related to the ideas or behavior of the dreamer. Seeing hats but not wearing them, announces that you need to take some precautions. Wearing a hat, without wanting to take it off, means that youre trying to keep a secret that you dont want to share. Dreaming of wearing a ridiculous hat, could be a warning of some personal attitude that others see as ridiculous but we do not realize that we have it.
Hat dream meaning
Read more about dreaming of Hat in other dream meanings interpretations.