鋼鐵直男 [钢铁－－]

Jyutping gong3 tit3 zik6 naam4
Pinyin gāng tiě zhí nán

Definitions (Wiktionary)
  1. phrase, Mainland-China, neologism, slang
    man who is very straight (heterosexual)
    (syn.) 宇宙直男