Idiom Breakdown: Out Of The Blue

90 Second (minus the intro/outro give or take a little) Idiom Breakdown. Episode 2: out of the blue. If something happens out of the blue it happens without any warning. This idiom is used to describe an event that occurs unexpectedly. What is something that happened to you or in your life out of the blue? What are some other idioms that you would like to see broken down? @alldayesl. English. Culture. Community. ESL (English as a second language) videos and photos for learning. All Day ESL is an English language learning community that focus on modern content to help achieve your individual learning goals. Check out @alldayesl on Instagram for daily content. Feedback, questions, and recommendations are highly encouraged! please let me know if there is anything specific that you would like to see a lesson on.