荒谬绝伦

荒謬絕倫
huāngmiùjuélún
  1. absolutely ridiculous (idiom); preposterous
  2. the height of folly

CEDICT

absolutely ridiculous; preposterous; absurd in the highest degree

Wiktionary

形容荒唐错误到了极点

重編國語辭典

形容荒唐错误到了极点

維基詞典

Entry Composition