to be absolutely certain in successfully settling something; to gurantee that; to be sure of
Definitions (粵典–words.hk)
動詞
保證,確保,肯定 to guarantee; to assure
個新設計我好俾心機做,包保你滿意!
个新设计我好俾心机做,包保你满意!
go3 san1 cit3 gai3 ngo5 hou2 bei2 sam1 gei1 zou6, baau1 bou2 nei5 mun5 ji3. I put so much effort into the new design that I guarantee you'll be satisfied.