Messiness is the state of being disorganized, untidy, or chaotic. A messy room has clothes on the floor, books scattered across the desk, and toys everywhere instead of in their proper places. A messy eater gets food on their face and shirt. A messy art project leaves paint splatters, paper scraps, and glue drips all over the table.

But messiness isn't always about physical clutter. A messy situation is one that's complicated and hard to sort out, like when three friends have a disagreement and nobody can quite remember who said what or how it started. A messy problem doesn't have a clean, simple solution: it involves competing interests, unclear information, or tangled relationships.

Some messiness comes from carelessness, but not all of it. A chef's kitchen gets messy during cooking because creating good food involves many ingredients and tools. A scientist's lab might look messy during an active experiment. A writer's first draft is often messy, full of crossed-out words and arrows pointing everywhere, before it becomes polished.

The word suggests disorder, but messiness and creativity often go together. Sometimes you need to make a mess before you can make something great.