A fork of Rural Dictionary
1.The act of helping a friend fine tune their twitter updates. Either to make them funnier or more concise. 2. Knowingly coming up with tweets for a friend or colleague. 3. Tweeting for a company or entity under the guise of being them. 4. Tweeting as a celebrity without their knowledge.
"Wow, Jane's last tweet was hilarious. she must have a funny ghost tweeter." or "That's not really Ashton Kutcher on twitter. That is a ghost tweeter."