ˈbusiness end BrE AmE noun
the business end (of something) informal the end of a tool or weapon that does the work or causes the damage:
the business end of a gun
ˈbusiness end BrE AmE noun
the business end (of something) informal the end of a tool or weapon that does the work or causes the damage:
the business end of a gun
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012