verb save up as for future use.
— synonyms: hoard, stash, lay_away, hive_up, squirrel_away
noun a hidden storage space (for money or provisions or weapons).
noun a secret store of valuables or money.
— synonyms: hoard, stash
noun (computer science) RAM memory that is set aside as a specialized buffer storage that is continually updated.
— synonyms: memory_cache
Examples
“Members of the 29-man Discovery team laid down food caches to allow the polar team to travel light, hopping from food cache to food cache on their return journey.”