Used In A Sentence:
Fluency is very important when presenting a speech to a large audience so they can easily understand what you're saying. If you're not being fluent with your words, then the audience can easily get lost or off track.
Further Resources:
Fluent ~ To be coohesive with your words, and allow them to be easily understandlable.
Fleucny ~ The act of being fluent.
I did not copy and paste anything.
Hope this helps :)