disappear into thin air
Meaning
To vanish suddenly and completely, often mysteriously, leaving no trace.
Origin
Recorded from the 1700s. It plays on the idea of “thin air” as empty space—if something disappears into it, it leaves no visible trace, suggesting a mysterious vanishing.
Notes
Suggests a sudden, complete vanishing, often with a hint of mystery or no clear explanation. Common in everyday speech.
Examples
-
I set my keys on the counter, and five minutes later they had disappeared into thin air.
-
The suspect ran around the corner and seemed to disappear into thin air.
-
Our savings disappeared into thin air after the unexpected medical bills.
-
As soon as the boss walked in, the office gossip disappeared into thin air.
-
We watched the magician make a coin disappear into thin air.
Grammar & Usage Notes
Fairly fixed: most often used as “disappear(ed) into thin air.” The verb inflects (disappears/disappeared), but “into thin air” stays unchanged. Can be used literally or figuratively.
Synonyms
- vanish
- disappear without a trace
- evaporate
- go missing
Antonyms
- appear
- reappear
- turn up
- show up