middleman vs jobber

middleman and jobber both are nouns.

Word	Noun	Adjective	Verb	Adverb
middleman	Yes	No	No	No
jobber	Yes	No	No	No

As nouns, middleman and jobber are synonyms defined as:

middleman and jobber: someone who buys large quantities of goods and resells to merchants rather than to the ultimate customers

Other synonyms of middleman include wholesaler.

middleman (noun)	jobber (noun)
a person who is in a position to give you special assistance	someone who buys large quantities of goods and resells to merchants rather than to the ultimate customers
someone who buys large quantities of goods and resells to merchants rather than to the ultimate customers
the performer in the middle of a minstrel line who engages the others in talk