If you see a hook in a dream, then it shows that you will be trying to get the better perspectives with material aspects of your waking life. If you caught something with a hook, then such dream suggests you to start acknowledging some features into your self-esteem. The dream about the hook could also represent your relationships. Perhaps you are looking for more intimacy. The hook could also indicate your desire to hook up with someone. Perhaps there is someone you really like in your waking life, therefore you wish to get in some kind of contact with that particular person.
Read more about dreaming of Hooks in other dream meanings interpretations.