Thank you for sharing your dream. Let's break it down into its key elements for interpretation.

1. First Date and Disappointment: The date setting reflects your feelings about relationships and possibly your self-worth. You sensed that the man was not interested, which may indicate your own insecurities or fears of rejection in romantic situations.
2. Childhood Home: Returning to your childhood home often symbolizes reflection on your past, your roots, and possibly unresolved feelings from that time in your life. It might suggest that you are revisiting old emotions or experiences that influence your current feelings about relationships.
3. Dead Rattlesnakes: Rattlesnakes can symbolize hidden fears or threats. The presence of dead snakes may indicate that you are confronting or acknowledging past fears or traumas that you thought were resolved. The larger dead snake being propped up could represent a significant issue that has not yet been fully dealt with.
4. The Giant Rattlesnakes and Their Fight: The emergence of the giant rattlesnakes fighting can symbolize internal conflicts or struggles in your life. This could reflect your anxieties about your dating experiences or relationships, showing that there are significant emotions at play that need to be addressed.
5. Seeking Validation: Your desire for the man to find the situation interesting reflects a common yearning for approval. It shows that you might be seeking validation from others to feel better about yourself.

Overall, this dream seems to highlight feelings of inadequacy and the struggles that come with seeking connection and validation in romantic situations. It may be worth exploring these feelings further, considering how your past influences your present, and recognizing the strength you have in facing your fears.

If you continue to feel these emotions in your waking life, consider discussing them with a trusted friend or a professional who can help you navigate these feelings.