Diana Whalley 2006 'A Dictionary of Lake District Place-Names', English Place Name Society, has this name as either place-name 'the shieling at the hollow' or 'the shieling where the plant called dock grows', or a personal name which "may have been a link with the family traced in Parker 1918" (Parker CA 'A pedigree of the family of Docker'. CW2 18, 161-73).