3. The business done upon a railway, steamboat line, etc., with reference to the number of passengers or the amount of freight carried. Traffic return, a periodical statement of the receipts for goods and passengers, as on a railway line. — Traffic taker, a computer of the returns of traffic on a railway, steamboat line, etc.

TRAFFICABLE
Traf"fic*a*ble, a.

Defn: Capable of being disposed of in traffic; marketable. [Obs.] Bp.
Hall.

TRAFFICKER
Traf"fick*er, n.

Defn: One who traffics, or carries on commerce; a trader; a merchant.

TRAFFICLESS
Traf"fic*less, a.

Defn: Destitute of traffic, or trade.

TRAFFIC MILE
Traf"fic mile. (Railroad Accounting)

Defn: Any unit of the total obtained by adding the passenger miles and ton miles in a railroad's transportation for a given period; — a term and practice of restricted or erroneous usage.

Traffic mile is a term designed to furnish an excuse for the erroneous practice of adding together two things (ton miles and passenger miles) which, being of different kinds, cannot properly be added. Hadley.