壽星仔 [寿－－]

Jyutping sau6 sing1 zai2
Pinyin shòu xīng zǎi

Definitions (粵典–words.hk)

名詞、舊式
生日嘅男仔（量詞：個）
the "birthday boy", the one celebrating his birthday
名詞、舊式
白痴仔
a fool; an idiot; a foolish boy

壽星仔 [寿－－]

Jyutping sau6 sing1 zai2
Pinyin shòu xing zǐ

Definitions (CC-CANTO)

noun; the birthday boy

Examples (粵典–words.hk)

Cantonese
寿星仔
壽星仔
sau6 sing1 zai2
- birthday boy