roll-on roll-off

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun transport, nautical A form of marine vessel which allows wheeled vehicles to be driven on and off.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun 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