Utility is the satisfaction or happiness that a person gets from consuming a good or service. It refers to the enjoyment, usefulness or benefit that someone derives from using a product or service.
It is often related to consumption, as people consume goods and services to satisfy their wants and needs and derive utility from them. However, it is not limited to just consumption, as the production and distribution of goods and services also play a role in determining the overall utility that a person receives.
In summary, utility is a measure of the satisfaction that a person gets from consuming a good or service, and can be influenced by factors such as production, distribution, and demand.