A group of Imperial vehicles are seen traveling on Mandalore in a convoy formation.
Essentially, a convoy signified a formation of starships or ground-based vehicles moving in unison to provide shared protection.
During the Malevolence campaign waged by the Confederacy of Independent Systems, the Malevolence utilized its powerful mega-ion cannons to obliterate a convoy belonging to the Republic Navy during the Battle of the Ryndellia system.