Fluent, forcible, elegant, and persuasive speech in public; the power of expressing strong emotions in striking and appropriate language either spoken or written, thereby producing conviction or persuasion.
Fig.: Whatever produces the effect of moving and persuasive speech.
Eloquence is a painting of the thoughts. Blaise Pascal
To acquire immunity to eloquence is of the utmost importance to the citizens of a democracy. Bertrand Russell
Eloquence, n. The art of orally persuading fools that white is the color that it appears to be. It includes the gift of making any color appear white. Ambrose Bierce