(adj.) to describe a huge amount of something, usually money related, such as money, debt, prize etc.
Definitions (粵典–words.hk)
副詞
形容涉及嘅金錢數量好多 used to describe an amount such as a number or money that is far more than one's expectation; such a large quantity of sth
大拿拿攞二十萬出嚟買架新車，我唔係好想喎。
大拿拿攞二十万出嚟买架新车，我唔系好想㖞。
daai6 naa4 naa4 lo2 ji6 sap6 maan6 ceot1 lai4 maai5 gaa3 san1 ce1, ngo5 m4 hai6 hou2 soeng2 wo3. I don't want to spend as much as two hundred thousand dollars on a new car.
Definitions (Wiktionary)
adj, Cantonese
of a huge amount (of money, debt, prize, etc.)