How to Memorize

something had a knock-on effect on something else

Analysis

A 'knock-on effect' is an effect that occurs as a result of a process or event, usually indirectly. When something occurs due to a previous action, you can say the first action had a 'knock-on effect'. For example, the broken traffic lights had the knock-on effect of creating a traffic jam.

Social Examples (Advance)

1. The growing unrest in the oil rich country is expected to have a number of knock-on effects, including rising fuel costs in many parts of Europe.
2. A major knock-on effect of the new supermarket opening in the town was that many smaller shops were put out of business.

Professional Examples (Advance)

1. The investigation into the company's dealings has had a knock-on effect on its share price, which has dropped significantly overnight. 
2. Our data analysis has revealed an interesting knock-on effect. Users who register on our website are more likely to make a second purchase in the following week. 

Further Suggestions