Must know
South African, Durban, Indian slang terminology
To he aware of
To he aware of
You must know that area
You Must Know Something I Don't
When someone says something outlandish, this is a common response.
Calvin: My head is all swollen, so I'll wrap it in a turban so my parents won't notice!
Hobbes: You must know something I don't.
Hobbes: You must know something I don't.