1 adj Someone who is fluent in a particular language, can speak the language easily and correctly. You can also say that someone speaks fluent French, Chinese, or some other language.
oft ADJ in n
She studied eight foreign languages but is fluent in only six of them..., He speaks fluent Russian.
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fluency n-uncount
To work as a translator, you need fluency in at least one foreign language.
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fluently adv
He spoke three languages fluently.
2 adj If your speech, reading, or writing is fluent, you speak, read, or write easily, smoothly, and clearly with no mistakes.
He had emerged from being a hesitant and unsure candidate into a fluent debater.
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fluency n-uncount
His son was praised for speeches of remarkable fluency.
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fluently adv ADV with v
Alex didn't read fluently till he was nearly seven.