Hidden stash, or temporary storage to clear from an internet browser

noun

1. A hiding place especially for concealing and preserving provisions or implements
2. A secure place of storage

   "discovered a cache of weapons"

3. Something hidden or stored in a cache

   "The cache consisted of documents and private letters."

4. A computer memory with very short access time used for storage of frequently or recently used instructions or data

verb

1. To place or store (something) in a hidden or secure place for safety or concealment

   "cache camp supplies by a lake"

2. To place (instructions or data) in cache memory for temporary storage

   "caching websites to speed up future retrieval"

geographical name

1. River 125 miles (201 kilometers) long in northern Colorado flowing into the South Platte River