Webster's Revised Unabridged Dictionary · 1913

Shack

Shack , transitive verb

[Prov. English, to shake, to shed. See Shake.]

1.
To shed or fall, as corn or grain at harvest. [Provincial English] — Grose
2.
To feed in stubble, or upon waste corn. [Provincial English]
3.
To wander as a vagabond or a tramp. [Prev.English]

Shack , noun

[Compare Shack, v. i.]

a small simple dwelling, usually having only one room and of flimsy construction; a hut; a shanty; a cabin. [Colloquial]

Shack , noun

[Compare Scot. shag refuse of barley or oats.]

1.
The grain left after harvest or gleaning; also, nuts which have fallen to the ground. [Provincial English]
2.
Liberty of winter pasturage. [Provincial English]
3.
A shiftless fellow; a low, itinerant beggar; a vagabond; a tramp. [Provincial English & Colloquial United States] — Forby
All the poor old shacks about the town found a friend in Deacon Marble. — H. W. Beecher
These miserable shacks are so low that their occupants cannot stand erect. — D. C. Worcester
Collocations (1)
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