(noun) a female who is not mature enough and not elegant enough; (adjective) slow witted
Definitions (粵典–words.hk)
語句
歇後語──侲侲哋。指人唔熟性、大唔透、低能。 sandwich pun of which the latter part is "feel crispy and raw," which means someone's behavior is immature, childish or silly; literally: a raw gourd not steamed well
佢咁大個人仲係蒸生瓜咁樣。
佢咁大个人仲系蒸生瓜咁样。
keoi5 gam3 daai6 go3 jan4 zung6 hai6 zing1 saang1 gwaa1 gam2 joeng2. He is still immature and silly for his age.
Examples (粵典–words.hk)
Cantonese
蒸生瓜 - 侲侲哋
蒸生瓜 - 侲侲哋
yue:蒸生瓜 - 侲侲哋
a raw gourd not steamed well - an immature and silly guy