to be greedy / aggressive/ over-eager, often used to describe price gouging; literally 'to take a big bite'
Definitions (粵典–words.hk)
動詞
瘋狂咁飛過去咬一啖,比喻過份或出格嘅行為,貪婪地爭取利益,或可指非禮 to be over-eager; to be greedy; to be "pushy", to be forward, e.g. in demanding sex on a date
兩間公司瘋狂加價,飛擒大咬賺到盡。
两间公司疯狂加价,飞擒大咬赚到尽。
loeng5 gaan1 gung1 si1 fung1 kwong4 gaa1 gaa3, fei1 kam4 daai6 ngaau5 zaan6 dou3 zeon6. The two companies increases the prices insanely, being greedy to earn every cent.