When you watch a scary movie and it's so scary you'll poop your pants.
"Holy shit man this movie is spoopy as fuck"
when something very scary happens
Person 1: Do you see the skeleton
Person 2: Ye its spoopy
A lurker, usually in a group chat. Someone who is reading the messages of other people but not replying/ contributing to the conversation.
Dude, why are you being a spoopy? Join the conversation.
Something that is trying to be spooky but isn't doing a great job.
That lightshade is very spoopy
Something you call someone who is not nice, and who steals forks from your house.
You spoopy, you stole my forks! Wtf?!?!