rumrunner rumpus • rumrunning · · · Info · Definitions · Characters · · rumrunner · · Text Latin · · Script 9 · · Length Definitions · · · (noun) someone who illegally smuggles liquor across a border. · · Noun Definition 1 Characters · · e latin small letter e U+0065 m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 u latin small letter u U+0075