Barn 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.

Barn v. t. : To lay up in a barn.

Barn n. : A child. [Obs.] See Bairn.

Example:
How big should my new Barn and indoor arena be?

Taxonomy
barn, animal feed, grain, dairy barns, free encyclopedia, animals, Search, shelter, farm, store hay, post and beam, barn door, Bank barn, Articles lacking sources, Articles with unsourced statements, disambiguation, horse barn, hayloft.

Defination from the web:
Barn in Lubbock, Texas, U.S., was used as a teaching facility until 1967. ... A large door at the top of the ends of the barn could be opened up so that hay could be put in the loft. ...