traffic
US /ˈtræf.ɪk/
UK /ˈtræf.ɪk/
1.
the movement of vehicles, ships, aircraft, or pedestrians in an area or along a route
:
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The morning traffic was heavy on the highway.
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Air traffic control guided the plane to a safe landing.
2.
the commercial exchange of goods or services, especially illegal ones
:
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There's a lot of illegal drug traffic in this area.
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Human traffic is a serious global issue.