• vehicles moving on a public highway

Synonyms: vehicles, cars, trucks

• the messages or signals transmitted through a communications system

• the action of dealing or trading in something illegal

Synonyms: trade, trading, trafficking, dealing, commerce, business, peddling, buying and selling

• dealings or communication between people

Synonyms: dealings, association, contact, communication, connection, relations, intercourse

• deal or trade in something illegal

Synonyms: trade, deal, do business, peddle, bargain