Akademik

a method of transport (as a ferry or train or plane) that vehicles roll onto at the beginning and roll off of at the destination

roll-on roll-off noun and adjective

(a ferry-boat, cargo boat, or ferry or cargo service) designed to allow goods vehicles to embark and disembark without unloading and passenger traffic to drive straight on and off

Main Entry: ↑roll

roll-on roll-off UK US adjective british

a roll-on roll-off ship is one where vehicles drive on at one end and off at the other

Thesaurus: types of boat or ship_hyponym

adj. [attrib.] denoting a passenger ferry or other method of transportation in which vehicles are driven directly on at the start of the voyage or journey and driven off at the end of it

ˌroll-ˌon ˌroll-ˈoff [roll-on roll-off] adjective usually before noun (abbr. ˈro-ro) (BrE)

(of a ship) designed so that cars can be driven straight on and off