'Common of shack' definitions:

Definition of 'Common of shack'

From: GCIDE

Shack \Shack\, n. [Cf. Scot. shag refuse of barley or oats.]
1. The grain left after harvest or gleaning; also, nuts which have fallen to the ground. [Prov. Eng.] [1913 Webster]
2. Liberty of winter pasturage. [Prov. Eng.] [1913 Webster]
3. A shiftless fellow; a low, itinerant beggar; a vagabond; a tramp. [Prov. Eng. & Colloq. U.S.] --Forby. [1913 Webster]
All the poor old shacks about the town found a friend in Deacon Marble. --H. W. Beecher. [1913 Webster]
These miserable shacks are so low that their occupants cannot stand erect. --D. C. Worcester. [Webster 1913 Suppl.]
Common of shack (Eng.Law), the right of persons occupying lands lying together in the same common field to turn out their cattle to range in it after harvest. --Cowell. [1913 Webster]