The old barn we bought to convert into flats was practically tumbling down.
Owls visited the barn to rest.
The soldiers bedded down in a barn.
The spontaneous combustion of the oil-soaked rags caused the barn to catch fire.
The cows were feeding on hay in the barn.
The wind unroofed the barn.
an outlying farm building for storing grain or animal feed and housing farm animals
(physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter