Use the verb "fit" when describing how something conforms to the shape or the size of another thing:
You can also use "fit" as a noun. In this case, the word can be used for many things other than clothing:
If you use "fit" as an adjective, it means that a person is in good physical condition:
He’s not physically fit.
The verb phrase "fit in" is used to describe how people get along with each other within a group:
Note: The opposite of "fit" is "unfit." A person who is unfit is incompetent or unstable. Many members of the U.S. Congress and leaders in other countries are saying that the current President of the United States, Donald Trump, is unfit for office. Scary.
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Published on March 1, 2012.
Updated on November 30, 2017