Definitions of wretched:

• adjective:   characterized by physical misery

  Example: "Spent a wretched night on the floor"

• adjective:   very unhappy; full of misery

  Example: "Wretched prisoners huddled in stinking cages"

• adjective:   of very poor quality or condition
• adjective:   deserving or inciting pity

  Example: "A wretched life"