noun
- A thick fog, especially one that is yellowish or smoky in appearance, typically caused by air pollution.
Usage: chiefly British; informal; historical
Examples
- London was blanketed by a peasouper during the winter months.
- The peasouper was so thick that visibility was reduced to just a few feet.
- Drivers had to slow down considerably in the peasouper.
- The industrial city was notorious for its peasoupers in the early 20th century.
- You couldn't see your hand in front of your face during that peasouper.