Smugglers often use modified speedboats as rumrunners to evade the coast guard.

rumrunners 是由 rum（朗姆酒）和 runner（跑者、运输者）组成的复合词，字面意思是"朗姆酒运输者"。在禁酒时期特指那些非法运输酒类的船只或人员，现在泛指用于走私酒类的船只。