ˈknock-on BrE AmE adjective British English
have a knock-on effect (on something) to start a process in which everything that happens causes something else to happen:
These price rises will have a knock-on effect on the economy.
ˈknock-on BrE AmE adjective British English
have a knock-on effect (on something) to start a process in which everything that happens causes something else to happen:
These price rises will have a knock-on effect on the economy.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012