to value males and attach less importance to females (idiom)
Definitions (粵典–words.hk)
語句
重視男性而輕視女性;認為男人比女人重要,因此男人可以得到更加多嘅權利 to prefer boys to girls; to think that men are more superior than women so men are entitled to more rights
你嗰陣重男輕女,咪唔供我去讀書囉。
你𠮶阵重男轻女,咪唔供我去读书啰。
nei5 go2 zan6 zung6 naam4 hing1 neoi5, mai6 m4 gung1 ngo5 heoi3 duk6 syu1 lo1. You preferred boys to girls so you didn't pay for my school fee.
Definitions (Wiktionary)
phrase, idiomatic
valuing men and belittling women; favouring boys over girls