fear of good news; inability to share in someone else's happiness or to enjoy any happiness of one's own.
He's such a pessimist. He's suffering from euphobia.
It's like being afraid of something and excited about it at the same time. Or it's like enjoying being afraid of things.
Also used in adjective form, euphobic.
1. Man, I watched The Hills Have Eyes yesterday and experienced true euphobia.
2. Hey, I played with spiders yesterday and had fun! It was pretty euphobic!!
3. That euphobic roller coaster was super fun but it also made me very afraid and want to die/throw up.