妹 mui⁶ {mèi}

(noun) used to address a general young girl or lady in a polite way, especially a customer (it is like "madam")

妹 mui⁶ {mèi}

younger sister

妹丁 mui¹ deng¹ {mèi dīng}

little girl; little miss

妹釘〔-钉〕 mui¹ deng¹ {mèi dīng}

(noun) (of teasing tone) saucy little girl; bold and lively little miss

妹仔 mui¹ zai² {mèi zǐ}

(n. / appellation) (a dated term) a young housemaid; a servant girl; a young girl.

妹夫 mui⁶ fu¹ {mèi fu}

younger sister's husband

妹妹 mui⁶ mui⁶ {mèi mei}

1. younger sister
2. young woman
3. CL: 個

妹子 mui⁶ zi² {mèi zi}

1. (dialect) younger sister
2. girl

妹紙〔-纸〕 mui⁶ zi² {mèi zhǐ}

(Internet slang) (pun on 妹子)

妹仔丁 mui¹ zai² deng¹ {mèi zǐ dīng}

little girl; little miss

妹妹仔 mui⁴ mui¹ zai² {mèi mei zǐ}

little girl

妹妹頭〔--头〕 mui⁴ mui¹ tau⁴ {mèi mei tóu}

bob (hairstyle)

妹仔大過主人婆〔---过---〕 mui¹ zai² daai⁶ gwo³ zyu² jan² po⁴ {mèi zǐ dà guò zhǔ rén pó}

describes a situation where a person in an inferior position seems to have more authority than his/her superior; literally 'the maid is superior to her lady boss'; acting above one's place; to get one's priorities wrong