from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A large farm building used for storing farm products and sheltering livestock.
- n. A large shed for the housing of vehicles, such as railroad cars.
- n. A particularly large, typically bare building: lived in a barn of a country house.
- n. Physics A unit of area equal to 10-24 square centimeters, used to measure cross sections in nuclear physics.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A building, often found on a farm, used for storage or keeping animals such as cattle.
- n. A unit of surface area equal to 10-28 square metres.
- n. An arena.
- n. A child.
from the GNU version of the Collaborative International Dictionary of English
- n. A covered building used chiefly for storing grain, hay, and other productions of a farm. In the United States a part of the barn is often used for stables.
- transitive v. To lay up in a barn.
- n. A child. See bairn.
from The Century Dictionary and Cyclopedia
- To store up in a barn.
- n. A child.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an outlying farm building for storing grain or animal feed and housing farm animals
- n. (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
Middle English bern, from Old English berærn : bere, barley.(American Heritage® Dictionary of the English Language, Fourth Edition)
Middle English bern, from Old English bereærn 'barn, granary', compound of bere 'barley' and ærn, ræn 'dwelling, barn', from Proto-Germanic *raznan (cf. Old High German erin, Old Norse rann), from pre-Germanic *h₁rh̥₁-s-nó-, from Proto-Indo-European *h₁erh₁- 'to rest'. More at rest and barley. (Wiktionary)
From Middle English barn, bern, from Old English bearn ("child, son, offspring, prodigy") and Old Norse barn ("child"). More at bairn. (Wiktionary)