(~s, ~king, ~ked)
Frequency: The word is one of the 3000 most common words in English.
1.
Traffic refers to all the vehicles that are moving along the roads in a particular area.
There was heavy ~ on the roads...
...the problems of city life, such as ~ congestion.
N-UNCOUNT: also the N
see also ~ jam
2.
Traffic refers to the movement of ships, trains, or aircraft between one place and another. Traffic also refers to the people and goods that are being transported.
Air ~ had returned to normal...
The railways will carry a far higher proportion of freight ~...
N-UNCOUNT: with supp, usu n N
see also air ~ control
3.
Traffic in something such as drugs or stolen goods is an illegal trade in them.
Traffic in illicit drugs was now worth some 500 thousand million dollars a year.
N-UNCOUNT: with supp, usu N in n
4.
Someone who ~s in something such as drugs or stolen goods buys and sells them even though it is illegal to do so.
The president said illegal drugs are hurting the entire world and anyone who ~s in them should be brought to justice.
VERB: V in n
~king
He was sentenced to ten years in prison on charges of drug ~king.
N-UNCOUNT: usu n N