the business end
noun /ðə ˈbɪznəs end/
/ðə ˈbɪznəs end/
[singular]- (also the pointy end)(informal) the end of a tool or weapon that performs its main function
- You don't want to find yourself on the business end of a machete.
- the essential or basic part of a process or an operation
- The rigs are the business end of the oil industry.