noun

1. Archaic
   1. transportation of goods for trading
   2. trading over great distances; commerce
2. buying and selling; barter; trade, sometimes, specif., of a wrong or illegal kind traffic in drugs
3. dealings, business, or intercourse (with someone)
4. 1. the movement or number of automobiles along a street, pedestrians along a sidewalk, ships using a port, etc.
   2. the automobiles, pedestrians, ships, etc. so moving
5. the number of passengers, quantity of freight, etc. carried by a transportation company during a given period
6. the volume of telegrams, calls, etc. transmitted by a communications company during a given period
7. the number of potential customers entering a retail store during a given period

Etymology: Fr trafic < It traffico < trafficare, to trade < L trans, across +It ficcare, to thrust in, bring < VL *figicare, intens. for L figere: see finish

adjective

intransitive verb trafficked -·ficked, trafficking -·fick·ing

1. to carry on traffic, esp. illegal trade (in a commodity)
2. to have traffic, trade, or dealings (with someone)