- The definition of a ghost is a faint hint of something, or the spirit of a dead person come back to Earth to haunt the living.
- When someone is trying really hard not to smile and you only see a faint little hint of their lips quirking up, this is an example of when you see a ghost of a smile.
- When a person is murdered and her spirit comes back to haunt the murderer, this is an example of a ghost.
An engraving of a man being haunted by a ghost.
ghost definition by Webster's New World
- the spirit or soul: now only in (to die) and in Holy Ghost
- Folklore a dead person's disembodied spirit, esp. when thought of as appearing to the living as a pale, shadowy apparition
- a haunting memory
- a faint, shadowy semblance; inkling
- a slight trace: not a ghost of a chance
- ☆ Informal ghostwriter
- Optics, TV an unwanted secondary image
Origin: altered (prob. after Flemish gheest) ; from Middle English goste ; from Old English gast, soul, spirit, demon, akin to German geist ; from Indo-European base an unverified form gheizd-, to be excited, frightened from source Sanskrit hēḋ-, to be angry
- to haunt
- ☆ to be the ghostwriter of
- ghostlike adjective
ghost definition by American Heritage Dictionary
- The spirit of a dead person, especially one believed to appear in bodily likeness to living persons or to haunt former habitats.
- The center of spiritual life; the soul.
- A demon or spirit.
- A returning or haunting memory or image.
- a. A slight or faint trace: just a ghost of a smile.b. The tiniest bit: not a ghost of a chance.
- A faint, false image, as:a. A secondary image on a television or radar screen caused by reflected waves.b. A displaced image in a photograph caused by the optical system of the camera.c. A false spectral line caused by imperfections in the diffraction grating.d. A displaced image in a mirror caused by reflection from the front of the glass.
- Informal A ghostwriter.
- a. A nonexistent publication listed in bibliographies.b. A fictitious employee or business.
- Physiology A red blood cell having no hemoglobin.
- Informal To engage in ghostwriting.
- To move noiselessly like a ghost: “Two young deer ghosted out of the woods” (Nancy M. Debevoise).
- To haunt.
- Informal To ghostwrite: was hired to ghost the memoirs of a famous executive.
Origin: Middle English gost, from Old English gāst, breath, spirit.
- ghostˈy adjective
ghost - Computer Definition
(1) See ghosted.
(2) A faint second image that appears close to the primary image on a CRT. A CRT ghost is an electronics synchronization problem.
(3) A faint second image that appears close to the primary image on a printout from a mechanical printer. It is caused by bouncing print elements as the paper passes by.
(4) A double image appearing in 3D shutter glasses due to synchronization issues. See 3D sync.
(5) To make an exact copy of an operating system or the contents of a hard disk for backup or for migrating to another computer. Aptly named, Norton Ghost is a popular utility that duplicates the contents of a hard drive. The program can also be used to copy failing disks, taking hours to complete the operation, because it has to re-read marginal sectors over and over. See ghosting server and cloning software.
(6) A secondary signal in a communications transmission that arrives ahead of or later than the primary signal.