definition of
ghost

[1] #1 ghost n. [shade, spook, 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

[2] #2 ghost v. move like a ghost; "The masked men ghosted across the moonlit yard". wn

[3] #3 ghost n. [ghostwriter] a writer who gives the credit of authorship to someone else. wn

[4] #4 ghost v. [haunt, obsess] haunt like a ghost; pursue; "Fear of illness haunts her". wn

[5] #5 ghost n. the visible disembodied soul of a dead person. wn