[-]

Jyutping maan6 jit3
Pinyin màn rè

Definitions (Wiktionary)
  1. adj, neologism, of a person
    responding slowly towards a romantic interest

[-]

Jyutping maan6 jit6
Pinyin màn rè

Definitions (粵典–words.hk)
  1. 形容詞
    (​性格​)​需要​長​啲​時間​先同​人熟​到
    to warm up slowly to people
    • 小慧份人好慢熱,唔會第一次見面就噉熱情。
      小慧份人好慢热,唔会第一次见面就噉热情。
      siu2 wai6 fan6 jan4 hou2 maan6 jit6, m4 wui5 dai6 jat1 ci3 gin3 min6 zau6 gam2 jit6 cing.
      Siu-wai warms up slowly to people. She won't be very passionate when you first meet her.

慢熱 [-热]

Jyutping
Pinyin màn rè

Definitions (CC-CEDICT)
  1. slow to heat up
  2. (fig.) (of a person) reserved; introverted; slow to develop relationships; (of a product etc) to take time to become popular; (sports) slow to reach peak performance
Examples (粵典–words.hk)
  1. Cantonese
    小慧份人好慢热,唔会第一次见面就噉热情。
    小慧份人好慢熱,唔會第一次見面就噉熱情。
    siu2 wai6 fan6 jan4 hou2 maan6 jit6, m4 wui5 dai6 jat1 ci3 gin3 min6 zau6 gam2 jit6 cing.
    • Siu-wai warms up slowly to people. She won't be very passionate when you first meet her.