Ragged, worn-out; also, hackneyed, tired.
Of a page in a book or other publication: having its corner folded down, either due to having been read many times, or intentionally as a sort of bookmark.
Affected with or suffering from rickets.
Of an object: not strong or sturdy, as because of poor construction or upkeep; not safe or secure.
Of a person: feeble in the joints; tottering.