rum·pus I. \ˈrəmpəs\noun (-es) Etymology: origin unknown 1.: commotion 4, disturbance, fracas 2.: a hotly debated division of opinion Synonyms:see brawl II. intransitive verb (rumpussedorrumpused ; rumpussedorrumpused ; rumpussingorrumpusing ; rumpussesorrumpuses) : to cause a disturbance : make a rumpus