definition of
[spook]

[1] #1 spook n. [creep, weirdo, weirdie, weirdy] someone unpleasantly strange or eccentric. wn

[2] #2 spook v. frighten or scare, and often provoke into a violent action; "The noise spooked the horse". wn

[3] #3 spook n. [ghost, shade, wraith, specter, spectre] a mental representation of some haunting experience; "he looked like he had seen a ghost"; "it aroused specters from his past". wn