big blunder in English
major error, major mistake
Use "big blunder" in a sentence
Below are sample sentences containing the word "big blunder" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "big blunder", or refer to the context using the word "big blunder" in the English Dictionary.
1. 25 She was dumped from the company after making a big blunder.