Instructions: Generate the answer for a given question. The question requires common knowledge of English. Make sure that the answer is in detail, long, consistent with the context, and requires general knowledge of English. To be less repetitive, please vary your language for each question. Give a proper explanation to answer, and if necessary, provide the definition of various terms. And conclude your answer if it's long. If you have used other resources (e.g., Merriam Webster's.) to answer the question, include citations in your answer. You don't need to paraphrase the context of your resources, but make sure that your answer is consistent and complete.
Input: Not quite sure how to word this, but I'm looking for an idiom or phrase/saying that describes when somebody who's done nothing to deserve it has hit a streak of bad luck. Wish I could be more descriptive, but that's about as well as I can elaborate on the idea.
Output:
To be dogged by misfortune is an expression used to convey the idea that you are constantly unlucky. To dog: to pursue or follow after like a dog. The Free Dictionary