1. 
[syn: bedraggled, broken-down, derelict, dilapidated, ramshackle, tatterdemalion, tumble-down]
The Collaborative International Dictionary of English v.0.48:
Tumble-down \Tum"ble-down`\, a.
   Ready to fall; dilapidated; ruinous; as, a tumble-down house.
   [Colloq.]
   [1913 Webster]
WordNet (r) 3.0 (2006):
tumble-down
    adj 1: in deplorable condition; "a street of bedraggled
           tenements"; "a broken-down fence"; "a ramshackle old
           pier"; "a tumble-down shack" [syn: bedraggled, broken-
           down, derelict, dilapidated, ramshackle,
           tatterdemalion, tumble-down]
Moby Thesaurus II by Grady Ward, 1.0:
56 Moby Thesaurus words for "tumbledown":
   battered, beat-up, beaten up, broken-down, collapsing, crumbling,
   deciduous, declining, declivitous, decrepit, decurrent, derelict,
   descendant, descending, dilapidated, disintegrating, doddering,
   down, down-reaching, downcoming, downfalling, downgoing, downhill,
   downsinking, downward, drooping, dropping, falling, groggy,
   in ruins, on the descendant, on the downgrade, plummeting,
   plunging, ramshackle, ricketish, rickety, rocky, ruined, ruinous,
   run-down, sagging, setting, shaky, sinking, slummy, spidery,
   spindly, submerging, subsiding, teetering, teetery, tottering,
   tottery, unsteady, wobbly