Motorcade

Noun

 * 1) A procession of cars carrying VIPs, especially political figures.
 * JFK was assassinated in a motorcade.

Thesaurus
caravan, cavalcade, column, cortege, dress parade, flyover, funeral, line, march past, mule train, pack train, parade, pomp, procession, promenade, review, skimmington, stream, string, train

Etymology
From cavalcade:, taking "-cade" as a suffix with motor replacing the horse sense.

Translations

 * Finnish: autokulkue