1. n.1 a large farm building for storing grain etc.
2 derog. a large plain or unattractive building.
3 US a large shed for storing road or railway vehicles.
Phrases and idioms:
barn dance
1. an informal social gathering for country dancing, orig. in a barn.
2 a dance for a number of couples forming a line or circle, with couples moving along it in turn. barn-owl a kind of owl, Tyto alba, frequenting barns.
Etymology: OE bern, beren f. bere barley + ern, {aelig}rn house 2. n. Physics a unit of area, 10(-28) square metres, used esp. in particle physics.
Usage:
Symb.: b.
Etymology: perh. f. phrase 'as big as a barn'