- a structure, typically cylindrical, in which fodder or forage is kept: The dairy farm's two biggest buildings were the barn and the silo full of feed for the cows.
- a pit or underground space for storing grain, green feeds, etc.
- an underground installation constructed of concrete and steel, designed to house a ballistic missile and the equipment for firing it.
- a group, unit, enterprise, etc., that is isolated from others or functions independently, typically viewed as not deriving the benefits of interrelationships or collaboration: Fundraising department silos happen when different teams don't share their ideas and plans.
- an unintegrated data repository that cannot share its stored data with other systems, subsystems, or applications: When an organization deploys a stand-alone solution to improve operations, it risks creating a data silo that may present difficulties when trying to scale throughout the enterprise.
- to put into or preserve in a silo, as fodder, grain, or missiles.
- to separate or isolate (a group, unit, enterprise, etc.) from others: We Americans are now more sheltered and siloed in our sources of news than ever before.
- a pit, trench, horizontal container, or tower, often cylindrical in shape, in which silage is made and stored
- a strengthened underground position in which missile systems are sited for protection against attack
