RAIL Meaning of RAIL in English v.intr. (often foll. by at, against) complain using abusive language; rant. railer n. railing n. & adj.[ ME f. F railler f. Prov. ralhar jest, ult. f. L rugire bellow ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012