Dictionary entry

Groan (3)

Webster's Dictionary 1913

Groan, n. A low, moaning sound; usually, a deep, mournful sound uttered in pain or great distress; sometimes, an expression of strong disapprobation; as, the remark was received with groans.

Such groans of roaring wind and rain. Shak.

The wretched animal heaved forth such groans. Shak.