purple prose

idiomatic uncountable

(idiomatic) Extravagant or flowery writing, especially in a literary work.

Japanese Meaning

文学作品などにおける、過剰に装飾的で誇張された文章表現 / 冗漫で華美な語り口や、余分な美辞麗句を用いる文体

The critic dismissed the novel's purple prose as a distraction from the plot.

批評家はその小説の過剰に飾り立てられた文体を物語の妨げだとして一蹴した。

Sense（1）

(idiomatic) Extravagant or flowery writing, especially in a literary work.

Swinburne is often a very discerning critic in spite of his penchant for purple prose.