Novelist Stephen Elliot launched his club two years ago through The rumpus, the online culture magazine that he founded.
His work has also appeared at The rumpus, The Millions, and The Washington Independent Review of Books.
1764, of unknown origin, "prob. a fanciful formation" [OED], possibly an alteration of robustious "boisterous, noisy" (1540s; see robust). First record of rumpus room "play room for children in a family home" is from 1938.
A disturbance; uproar; ruckus
[1764+; origin unknown]