Slough
Defined in 3 dictionaries — Cyclopedic (1922), Bouvier (1914), Black's (1910)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
A swale or slough is a natural depression or natural water course into which surface water may be cast by open or covered drains wholly upon one's own land, without incurring liability to owner of lower land. 157 Iowa 6.
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
An arm of a river flowing between islands and the main land. Dunlieth & D. B. Co. v. Dubuque, 55 la. 565, 8 N. W. 443.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
An arm of a river, flowing between islands and the main-land, and separating the islands from one another. Sloughs have not the breadth of the main river, nor does the main body of water of the stream flow through them. Dnnlleth & D. Bridge Co. v. Dubuque Co.unty, 55 Iowa, 565, 8 N. W. 443.