English Etymology From bean + brawl. Noun beanbrawl (plural beanbrawls) (baseball, informal) A fight between teams at a baseball game, typically caused by a beanball. (by extension, informal) A fiercely competitive baseball game. 2000 July 21, Ted Cox, “Sports Section”, in Chicago Reader:The Sox had fought their way out of the doldrums, just as they'd done in April in their beanbrawl with the Detroit Tigers--another game that involved Parque.Remove adsWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads