Definitions for "Ro-ro"
Keywords:  ramp, trailers, trucks, cargo, driven
Roll-On/Roll-Off; Vessel designed to carry vehicles, which are loaded and unloaded by being driven or rolled
A "roll-on/roll-off" ship, where loaded transport vehicles are driven onto it, such as a car ferry, or where containerised and other cargo is loaded into it by forklifts or similar.
Roll-on roll-off ship for horizontal loading.