run-down, like a shack

Resembling or characteristic of a shack.

plural of shacktown

A settlement made up of shacks; a shanty town.

(UK, US, colloquial, dated) Shaky, rickety, ramshackle. / (dialectal) Loose-jointed, shambling.

(obsolete) A sort of shackle.

plural of shacklock

(anatomy) A joint formed by a bony ring passing through a hole in a bone, as at the bases of spines in some fishes.

plural of shackle joint

Dated form of shako.