The term 'barrel into' can be broken down into two crossword solutions: RAM (3 letters) and STAVE (5 letters). RAM is an acronym for Random Access Memory, which is a type of computer memory that stores data and can be accessed in any order. STAVE is a noun that refers to one of the thin strips of wood that make up the sides of a barrel. Together, RAM and STAVE can be used to describe the act of forcefully entering a barrel.