›TRANSPORTa person whose job is to make sure that planes, trains, or buses leave on time: A dispatcher who was monitoring the flight sent messages to the plane's cockpit computer but got no response.
›TRANSPORTa person whose job is to manage a group of vehicles, especially for the emergency services, and send them where they are needed: an emergency/911/police dispatcherHe works as a truck dispatcher for a coal company.
›COMMERCEthe person or company that has sent goods, a message, etc. to a place: If there is a delay, you will need to contact the dispatcher.