Definition
'Ill-defined' means something is poorly defined, vague, or lacking clear boundaries. It's hard to understand or grasp precisely. Think of a problem without a clear solution or a task without clear instructions. It's the opposite of 'well-defined'. Imagine a blurry map where the roads are indistinct. 'Ill-defined' things often lead to confusion and frustration. It signifies a lack of clarity and precision.