An Etymological Dictionary of the German Language/Annotated/Schlinge
Schlinge, feminine, ‘knot, loop, noose, snare,’ Modern High German only; corresponding in form to Middle High German slinge, ‘sling,’ feminine (see schlenkern), which meaning was retained in Modern High German till the 17th century (so too Spanish eslingua, French élingue). On account of its sense, however, Schlinge is not to be derived from this Middle High German word, but from the Modern High German verb —