Take signs and symptoms of seasonal affective disorder (SAD) seriously. As with other types of depression, SAD can get worse and lead to problems if it's not treated. Synonyms for SAD: unhappy, heartbroken, depressed, miserable, sorry, bad, melancholy, upset; Antonyms of SAD: happy, glad, joyous, joyful, cheerful, cheery, jubilant, ecstatic Looking for the perfect sad songs playlist to match your emotions? This collection of heartbreaking and emotional music will help you express your deepest feelings. 1. Showing, expressing, or feeling sorrow or unhappiness: a sad face. 2. Causing sorrow or gloom; depressing: a sad movie; sad news. 3. Deplorable or inadequate; sorry: a sad state of affairs; a sad excuse. 4. Dark-hued; somber. The meaning of SAD is affected with or expressive of grief or unhappiness : downcast. How to use sad in a sentence. Information about seasonal affective disorder (SAD), a type of depression, including signs and symptoms, how SAD is diagnosed, causes, and treatment options. Sad! (stylized in all caps) is a song by American rapper XXXTentacion from his second studio album, ? (2018). It was released as the lead single from the album on March 2, 2018. [4] I can't believe you use drugs; you're so sad! You’d have to be really sad to wear a shirt like that. SAD is usually more common in the fall/winter (Winter SAD), though it may occur during the spring/summer (Spring SAD). Winter-onset SAD is more common and is often characterized by atypical depressive symptoms including hypersomnia, increased appetite, and craving for carbohydrates. SAD definition: 1. unhappy or sorry: 2. If something looks sad, it looks worse than it should because it is not…. Learn more.