cache

cache (http://definr.com/cache)

     n 1: a hidden storage space (for money or provisions or weapons)
     2: a secret store of valuables or money [syn: hoard, stash]
     3: (computer science) RAM memory that is set aside as a
        specialized buffer storage that is continually updated;
        used to optimize data transfers between system elements
        with different characteristics [syn: memory cache]
     v : save up as for future use [syn: hoard, stash, lay away,
          hive up, squirrel away]