In a disorderly state; chaotic; disorderly.
"The kitchen was messy, with dishes piled in the sink and crumbs scattered across every surface."
In plain English: Messy means having things scattered around without being organized or clean.
"The messy kitchen made it hard to find my keys."
Usage: Use messy to describe physical spaces or situations that are untidy and disordered, such as a cluttered room or a complicated plan. Avoid using it metaphorically for abstract concepts like emotions unless you specifically mean they are confused rather than simply sad or angry.
Messy is a straightforward compound word formed by adding the suffix "-y" to "mess." It was first used in English around 1708 to describe something that is untidy or disordered.