Definition of Spook
Noun: spook spook
- Someone unpleasantly strange or eccentric
- creep, weirdo, weirdie, weirdy
- A mental representation of some haunting experience
"he looked like he had seen a spook";
- ghost, shade, wraith, specter [US], spectre [Brit, Cdn]
- A person secretly employed in espionage for a government
- secret agent, intelligence officer, intelligence agent, operative, spy
- Frighten or scare, and often provoke into a violent action
"The noise spooked the horse"
Anagrams containing the word spook