USE definition: 1. to put something such as a tool, skill, or building to a particular purpose: 2. to reduce the…. Learn more. The words employ and utilize are common synonyms of use. While all three words mean to put into service especially to attain an end, use implies availing oneself of something as a means or instrument to an end. The word use refers to employing or utilizing something for a particular purpose, and it can function as both a noun and a verb. Its versatility allows it to fit into various contexts, whether referring to practical application, exploitation, or even abstract concepts like time management. The meaning of USE is to put into action or service : avail oneself of : employ —often used with for; often followed by to + a verb. How to use use in a sentence. As a noun use means purpose. As a verb, use means either put to work, or work something until there isn't anything left, unless you use your friend, meaning you exploit her. syn: use, utilize mean to put something into action or service. use is a general word referring to the application of something to a given purpose: to use a telephone. use may also imply that the thing is consumed or diminished in the process: I used all the butter. If you have a use for something, you need it or can find something to do with it. She quickly used up (all of) her inheritance. Don't shower too long and use up (all) the hot water. USE definition: 1. If you use something, you do something with it for a particular purpose: 2. to take an amount…. Learn more. You can use a colon to draw attention to many things in your writing. The categories listed below often overlap, so don’t worry too much about whether your intended use of the colon fits one category perfectly.