(rare, poetic) Pertaining to elm trees; in which elms grow.
1842, KnickerbockerThe appearance is such that I might compare it to that of the checkered moonlight admitted through an elmy overarching grove...
1918, Austin Clarke, The vengeance of FionnStrange faint hushes Rose slowly round him And an elmy breeze Sighed as waters of day Far away.
2001, Marguerite Van Die, Religion and public life in Canada: historical and comparative perspectivesHere amidst an elmy dale arose an imposing Gothic pile...