staging area
noun1
Government, Military, Politics, War A base where troops and gear gather before deployment or transit.
- The outpost near the border was used as a staging area for the army's invasion.
2
Broadly, Figuratively A place to gather in preparation.
- Burn the contents of the staging area onto a writable CD-ROM, carry it over to the Web server, and mount it.1998, Lincoln D. Stein, Web Security: A Step-by-step Reference Guide, page 377: