The art of effective or persuasive speaking or writing, especially the use of figures of speech and other compositional techniques.
synonyms: oratory, eloquence, command of language, way with words
"a form of rhetoric"
language designed to have a persuasive or impressive effect on its audience, but often regarded as lacking in sincerity or meaningful content.
The type of speech it is, is a simile
Even though the pizza was too hot to eat, we ate it anyway.