1. causing fear or uneasiness; eerie or ghostly
2. strange or mysterious in a way that suggests supernatural forces
Usage: informal

Examples

• The old mansion looked spooky in the moonlight.
• We heard spooky sounds coming from the attic.
• The forest became spooky after dark.
• There’s something spooky about that abandoned house.
• The spooky music made everyone nervous.
• It was just a spooky coincidence that we both called at the same time.