Trafficking

Definitions:

Bargaining; dealing; jobbing.
- Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874. (adjective) (adj.) (adjective)
The act of buying and selling goods.
- Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874. (noun) (n.) (noun)

Usage examples:

Have the women of Chicago generally devoted their lives to trafficking in tame ducks, loads of hay, threshing- machines, and beef and bacon?
- A New Atmosphere by Gail Hamilton
Mr. Merl had never yet met the man nor the woman who really despised it; nay, he had seen kings trafficking on 'Change.
- The Martins Of Cro' Martin, Vol. II (of II) by Charles James Lever
But, as to the Oxford Editor, who wanted nothing but what he might very well be without, the Reputation of a Critic, I could not so easily forgive him for trafficking with my Papers without my Knowledge; and, when that Project fail'd, for employing a number of my Conjectures in his Edition against my express Desire not to have that Honour done unto me.
- Eighteenth Century Essays on Shakespeare by D. Nichol Smith