a boy employed by a newspaper or broadcast news office to carry copy and run errands
He joined the newspaper as a copyboy at 15.
copyboy in American English
(ˈkɑpiˌbɔi)
noun
an employee who runs errands and carries copy from desk to desk in a newspaper office
Word origin
[1885–90; copy + boy]This word is first recorded in the period 1885–90. Other words that entered Englishat around the same time include: classified, foregut, lineup, sensitization, twofer