ro-ro
1. adjective
roll on, roll off. Said of a containerisation system used to ship military cargo during the Vietnam war US, 1990
2. noun
1
in prison, a type of educational course that makes it possible for short-term prisoners to complete individual modules. A figurative application of RO-RO (roll on, roll off ) UK, 1996.
2
a Rolls Royce car UK, 1984