1. （建筑）破烂不堪的，摇摇欲坠的
A ramshackle building is badly made or in bad condition, and looks as if it is likely to fall down.

2. （系统、联盟、收集物等）草率组合成的，拼凑的
A ramshackle system, union, or collection of things has been put together without much thought and is not likely to work very well.

1. in deplorable condition

e.g. a street of bedraggled tenements
a broken-down fence
a ramshackle old pier
a tumble-down shack

Synonym: bedraggledbroken-downderelictdilapidatedtatterdemaliontumble-down