The term "nutty" is often used to describe someone who behaves in a way that is eccentric or unconventional. This can include quirky habits, unusual ideas, or a playful sense of humor. While it can imply a lack of seriousness, it is generally used in a lighthearted manner, suggesting that the person is fun and spontaneous. In popular culture, "nutty" can also refer to characters in movies or books who exhibit bizarre behavior. For example, The Mad Hatter from Alice in Wonderland is often seen as a nutty character due to his whimsical and unpredictable nature. Such portrayals highlight the charm and creativity associated with being nutty.