The phrase "in bad shape" means that something is in a poor condition or state, often due to neglect, damage, or wear and tear. It can refer to physical appearance, such as clothing that is dirty, torn, or ragged, or it can describe an object or person that appears unkempt, disheveled, or decaying. The phrase can also be used figuratively to describe a situation or condition that is in poor shape, meaning that something is not functioning well or is in need of repair, attention, or improvement.