[----]

Jyutping jyun4 ngoi6 zi1 jam1
Pinyin xián wài zhī yīn

Definitions (粵典–words.hk)
  1. 名詞
    講​嘢​、​行動​背​後​嘅​意思
    overtone; implication; underlying meaning
    • 佢呢句話嘅弦外之音係叫你小心啲。
      佢呢句话嘅弦外之音系叫你小心啲。
      keoi5 ni1 geoi3 waa6 ge3 jin4 ngoi6 zi1 jam1 hai6 giu3 nei5 siu2 sam1 di1.
      The underlying meaning of his words is that you be careful.
  2. 近義詞
    言外之意

[----]

Jyutping jin4 ngoi6 zi1 jam1
Pinyin xián wài zhī yīn

Definitions (CC-CEDICT)
  1. overtone (music)
  2. (fig.) connotation
  3. implied meaning
Definitions (粵典–words.hk)
  1. 名詞
    講​嘢​、​行動​背​後​嘅​意思
    overtone; implication; underlying meaning
    • 佢呢句話嘅弦外之音係叫你小心啲。
      佢呢句话嘅弦外之音系叫你小心啲。
      keoi5 ni1 geoi3 waa6 ge3 jin4 ngoi6 zi1 jam1 hai6 giu3 nei5 siu2 sam1 di1.
      The underlying meaning of his words is that you be careful.
  2. 近義詞
    言外之意
Definitions (Wiktionary)
  1. phrase, idiomatic
    unsaid meaning of one's words; unspoken implication
    (syn.) 言外之意
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (粵典–words.hk)
  1. Cantonese
    佢呢句话嘅弦外之音系叫你小心啲。
    佢呢句話嘅弦外之音係叫你小心啲。
    keoi5 ni1 geoi3 waa6 ge3 jin4 ngoi6 zi1 jam1 hai6 giu3 nei5 siu2 sam1 di1.
    • The underlying meaning of his words is that you be careful.