STASH Meaning of STASH in English v. & n. colloq. --v.tr. (often foll. by away) 1. conceal; put in a safe or hidden place. 2 hoard, stow, store. --n. 1. a hiding-place or hide-out. 2 a thing hidden; a cache. Etymology: 18th c.: orig. unkn. Oxford English vocab. Оксфордский английский словарь. 2012