unibummer
A person who is always negative. They always find a way to bring everyone down. Synonym: "depressomatic", "cloud-boy/girl"
Frank has a cloud over his head all the time; he's a real unibummer.
Hey, we're having too much fun here; let's call Frank. We need a depressomatic.
Hey, we're having too much fun here; let's call Frank. We need a depressomatic.