newsboy

is likely misspelled.

has no English definition.

As a noun newsboy

is a boy, or by extension a man, who delivers and/or sells newspapers.

As nouns the difference between newsboy and newsbox

is that newsboy is a boy, or by extension a man, who delivers and/or sells newspapers while newsbox is a vending machine selling newspapers.

As nouns the difference between newsbot and newsboy

is that newsbot is (computing) any of various pieces of software designed to harvest articles from newsgroups, or from news websites while newsboy is a boy, or by extension a man, who delivers and/or sells newspapers.