Idiom
out of the blue
Suddenly and unexpectedly, without any warning.
Meanings
If something happens out of the blue, it occurs completely unexpectedly and without any warning.
Definition
The idiom "out of the blue" describes an event or occurrence that happens completely without warning or prior indication. It signifies something that is a total surprise, seemingly appearing from nowhere, much like something falling from a clear sky. This phrase emphasizes the unexpected nature of an event.
Examples
- My old college roommate called me yesterday completely out of the blue; I hadn't heard from her in years.
- The company announced its decision to close the factory out of the blue, leaving many employees shocked.
- A deer ran into the road out of the blue, causing the driver to swerve suddenly.
- She received an exciting job offer out of the blue, which made her reconsider her current plans.
- The unexpected rainstorm started out of the blue during our picnic, forcing us to pack up quickly.
Common mistake
Learners sometimes confuse "out of the blue" with phrases like "in the dark," but "out of the blue" specifically refers to an unexpected event, not merely being uninformed.
Learn this in a path
More at B2 level
- Bob's your uncle Used to say that something will be easy or will happen exactly as expected after a simple step.
- touch base To touch base means to briefly contact someone to share updates, confirm plans, or check progress.
- ballpark figure A ballpark figure is an approximate number or estimate, not an exact one.
- take the mickey To take the mickey means to mock someone or tease them in an unkind or cheeky way.
- cheap as chips Very cheap; costing very little money.
More adverbial phrases
- so far so good Everything is progressing successfully or without problems up to this point in time.
- in the long run Eventually, over a long period of time, considering ultimate outcomes rather than immediate ones.
- in the interim During the period of time between two events or moments.
- on the other foot The situation has reversed, putting someone in the opposite position, often one of disadvantage.