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.

If you are sad, you feel unhappy, usually because something has happened that you do not like. The relationship had been important to me and its loss left me feeling sad and empty. I'm sad …

SAD definition: 1. unhappy or sorry: 2. If something looks sad, it looks worse than it should because it is not…. Learn more.

Nov 25, 2025 · sad (third-person singular simple present sads, present participle sadding, simple past and past participle sadded) (transitive, archaic) To make melancholy; to sadden or grieve …

SAD meaning: 1 : not happy feeling or showing grief or unhappiness; 2 : causing a feeling of grief or unhappiness

May 13, 2025 · As an adjective, "sad" primarily refers to feeling or showing unhappiness or sorrow. This is its most common usage, applied to both people and situations. It also …

feeling unhappiness or grief: to feel sad. expressing or causing sorrow: a sad song. sorry: a sad attempt to make a joke. sad•ly, adv.: She shook her head sadly as she read about the famine. …

Synonyms for SAD: unhappy, heartbroken, depressed, miserable, sorry, bad, melancholy, upset; Antonyms of SAD: happy, glad, joyous, joyful, cheerful, cheery, jubilant, ecstatic

SAD meaning: 1. unhappy or making you feel unhappy: 2. not pleasant or satisfactory: 3. boring or not…. Learn more.