Pronunciation: (sī'lō), [key]
—n., pl. -los,
—v., -loed, -lo•ing.
1. a structure, typically cylindrical, in which fodder or forage is kept.
2. a pit or underground space for storing grain, green feeds, etc.
3. Mil.an underground installation constructed of concrete and steel, designed to house a ballistic missile and the equipment for firing it.
to put into or preserve in a silo.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.