A popular encouragement phrase from Hong Kong.
Originating from Hong Kong English, 'add oil' gained international attention and was added to the Oxford English Dictionary in 2018. It reflects the high-energy, competitive culture of modern Chinese societies.
A direct translation of the Chinese phrase 'jiāyóu' (加油), which literally means to inject fuel into a tank. It is metaphorically used to encourage someone to put more effort into a task or to cheer them on.