roll-on roll-off roll-on • roll out · · · Info · Definitions · Characters · · roll-on roll-off · · Text Common · · Latin · · Scripts 16 · · Length 4 · · Syllables Definitions · · · (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. Synonyms: roll-on roll-off. · · Noun Definition 1 Characters · · space U+0020 - hyphen-minus U+002D f latin small letter f U+0066 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072