Definition of: traffic

(traf′ik) noun
1. The exchange of goods, wares, etc.; the business of buying and selling, between individuals or communities; trade.
2. The business of transportation, as by railroad.
3. The subjects of transportation collectively; the things carried.
4. A business procedure; transaction; hence, intercourse.
5. The passing of pedestrians and vehicles along a road; the flow of telephone messages, etc.
6. Unlawful or improper trade: traffic in stolen goods.
—v.i. ·ficked. ·fick·ing
1. To engage in buying and selling; do business, especially illegally: with in.
2. To have dealings: with with. [<MF trafic, trafique <Ital. traffico <trafficare <L trans- across + Ital. ficcare thrust in <L figere fasten]
—traf′fick·er noun Synonyms (noun): business, commerce, trade. Commerce is the broadest and noblest term of this group. Trade may be local; commerce is always extended and is between members of distinct communities, states, or nations; as, foreign, interstate, or intrastate commerce; foreign, domestic, or free–port trade. Traffic is local, as between different parts of one city or between two or more cities. Trade may be largely by letter or telegram, etc.; traffic involves the actual passing to and fro of persons or commodities and may be applied directly to persons when considered as in some way a source of gain: the passenger traffic of a railroad. Traffic always suggests stir and bustle: the din of traffic; one may say dull trade, but scarcely dull traffic. Compare synonyms for BUSINESS.
Traffic may appear as a combining form in hyphemes or as the first element in two–word phrases, with the following meanings:
1. Of or pertaining to the flow of roadway traffic:

2. Of or pertaining to the laws or regulation of roadway traffic: