- The definition of byre means a barn for cows.
An example of a byre is a barn on a British dairy farm.
This cow barn in England might be called a byre.
byre definition by Webster's New World
Origin: Middle English and amp; Old English hut; akin to bower
byre definition by American Heritage Dictionary
noun Chiefly British
Origin: Middle English, from Old English bȳre; see bheuə- in Indo-European roots.