👉 Smiddy is a slang term used to describe someone who is constantly moody, irritable, or in a bad mood. It originates from the term "smokin' hot," which means that an individual feels very excited and energetic, and can be described as having a strong sense of passion or enthusiasm. Smiddy is often used colloquially and can refer to any person who has a low level of concentration, difficulty concentrating on tasks, or being easily distracted.