traffic

noun

• 1vehicles moving on a public highway:a stream of heavy traffic
• the movement of ships, trains, aircraft, or pedestrians:Europe’s air traffic
• the transportation of goods or passengers:the increased use of railways for goods traffic

• 2the messages or signals transmitted through a communications system:data traffic between remote workstations

• 3the action of dealing or trading in something illegal:the traffic in stolen cattle

• 4 archaic dealings or communication between people.

verb (traffics, trafficking, trafficked)

• deal or trade in something illegal:the government will vigorously pursue individuals who traffic in drugs