Pronunciation: (traf'ik), [key]
n., v., -ficked, -fick•ing.

1. the movement of vehicles, ships, persons, etc., in an area, along a street, through an air lane, over a water route, etc.: the heavy traffic on Main Street.
2. the vehicles, persons, etc., moving in an area, along a street, etc.
3. the transportation of goods for the purpose of trade, by sea, land, or air: ships of traffic.
4. trade; buying and selling; commercial dealings.
5. trade between different countries or places; commerce.
6. the business done by a railroad or other carrier in the transportation of freight or passengers.
7. the aggregate of freight, passengers, telephone or telegraph messages, etc., handled, esp. in a given period.
8. communication, dealings, or contact between persons or groups: traffic between the Democrats and the Republicans.
9. mutual exchange or communication: traffic in ideas.
10. trade in some specific commodity or service, often of an illegal nature: the vast traffic in narcotics.

1. to carry on traffic, trade, or commercial dealings.
2. to trade or deal in a specific commodity or service, often of an illegal nature (usually fol. by in): to traffic in opium.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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