馬耳東風 [马－东风]

Jyutping maa5 ji5 dung1 fung1
Pinyin mǎ ěr dōng fēng

Definitions (Wiktionary)
  1. phrase, idiomatic
    not the least bit concerned; completely indifferent
    (syn.) 耳旁风, 耳边风, 耳旁風, 耳邊風

馬耳東風 [马－东风]

Jyutping
Pinyin mǎ ěr dōng fēng

Definitions (CC-CEDICT)
  1. lit. the east wind blowing in a horse's ear (idiom)
  2. fig. words one pays no heed to