# blast off

idiom

Source: https://englishreference.com/idiom/blast-off
Updated: 2026-08-10

## Meaning

to begin ascent under rocket power

## Examples

- The rocket will blast off at noon.
- The crowd cheered loudly as the space shuttle began to blast off from the launch pad.
- After years of meticulous preparation and testing, the mission control team held their breath as the massive vessel prepared to blast off into the unknown reaches of space.

---

From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.