PEACH Meaning of PEACH in English v. 1 intr. (usu. foll. by against, on) colloq. turn informer; inform. 2 tr. archaic inform against. [ ME f. appeach f. AF enpecher, OF empechier IMPEACH ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012