Ghosting can have different meanings:

• ghosting (television), a double image when receiving a distorted or multipath input signal in analog television broadcasting.

• ghosting (identity theft), a form of identity theft, whereby a person takes on the identity of a deceased person.

• ghosting, a trend associated with hyphy culture

• The act of creating a completely identical copy, or a ghost image, of a hard disk using backup software such as Ghost, on to removable media or a network drive to be used as a backup copy of a PC in case a restore of that PC is required. Also known as disk cloning.

• An "personal space invading game" created by Australian radio comedy duo Hamish and Andy wherein a player must walk very closely behind another person, literally as a ghost, without their knowledge, the game is over when the person being "ghosted" discovers the "ghost", the winner is whoever accumulated the most time undetected. A variant of this is "Speed Ghosting", same basic premise but the "ghost" must follow someone running or jogging. The game has been met with praise and criticism, mostly from members in education. There have been many variations and people of the public have started amateur ghosting in Australia.^{[citation needed]}

• A problem in LCD screens when tiny pixels creating the image take time to switch on and off and can't do it fast enough. The problem, widely recognized as the main drawback of LCD screens, is apparent in fast moving objects such as tennis balls, but even slower moving images get fuzzy. This can happen especially when the device is exposed to cold for long periods of time. This problem is usually not apparent on modern LCD screens.

• A printing problem where the effect of lack of ink replenishment on a printing press caused by the printing of an ink-intensive design on a page, or by chemical solvent contamination.

• A technique used in online games, usually team-based 'last man standing' first-person shooters, where dead players inform their team mates who are still alive of the whereabouts of the enemy: this is generally considered cheating.

• A technique used in preparing proposals for government contracts in which the weaknesses of a competitor are indirectly referenced to improve the proposer's position.

• When a person (on AOL) seems as though they signed off, but in fact they are online. All they have done is change their settings to block all users from seeing them. Ghosting can also be done under Windows Live Messenger, Yahoo Instant Messenger, etc, when a user has their status set as 'Appear offline'. This still allows the user to send messages to other users, to whom the user appears offline. Many messengers show this as "Invisible" mode.

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