Possible Definitions:
1. Traffic (v. i.) To pass goods and commodities from one person to another for an equivalent in goods or money; to buy or sell goods; to barter; to trade.
2. Traffic (v. i.) To trade meanly or mercenarily; to bargain.
3. Traffic (v. t.) To exchange in traffic; to effect by a bargain or for a consideration.
4. Traffic (v.) Commerce, either by barter or by buying and selling; interchange of goods and commodities; trade.
5. Traffic (v.) Commodities of the market.
6. Traffic (v.) The business done upon a railway, steamboat line, etc., with reference to the number of passengers or the amount of freight carried.