#messenger__courier  a person who carries a message
  supertype:  traveler__traveller  a person who changes location
  subtype:  conveyer__conveyor  a person who conveys (carries or transmits); "the conveyer of good tidings"
  subtype:  dispatch_rider  a messenger who carries military dispatches (usually on a motorcycle)
  subtype:  herald__trumpeter  (formal) a person who announces important news; "the chieftain had a herald who announced his arrival with a trumpet"
  subtype:  bearer  a messenger who bears or presents; "a bearer of good tidings"
  subtype:  messenger_boy__messengerboy__errand_boy  a boy who earns money by running errands
     subtype:  page.messenger_boy__pageboy  a boy who is employed to run errands
  subtype:  process-server__processserver  someone who personally delivers a process (a writ compelling attendance in court) or court papers to the defendant
  subtype:  runner  a person who is employed to deliver messages or documents; "he sent a runner over with the contract"

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