Eloquent means fluent, expressive and persuasive in speech or writing. It refers to someone who is able to communicate their thoughts and ideas clearly and effectively using language. Such a person may be skilled at using rhetorical devices such as metaphors, analogies, and storytelling to convey their message with impact. They are also often confident public speakers who can engage an audience through the power of their words. In summary, eloquent is used to describe someone whose language skills make them effective communicators.