build the plane while flying it
To develop one's approach or strategy to a project while carrying out that project, and not beforehand.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“We are building the plane while flying it with this new project.”
“Since we have no clear instructions, we have to build the plane while flying it to finish on time.”
“The startup team faced immense pressure to launch their platform, forcing them to build the plane while flying it amidst rapidly changing market demands.”
- 01
build a better mousetrap
To create a new product, method, or idea that is better than an existing version of something already common or widely used.
- 02
build a case
to compile evidence that supports a charge against someone.
- 03
build bridges
Often followed by between or to: to establish friendly relations or links.
- 04
build castles in the air
To have any desire, idea, or plan that is unlikely to be realized; to imagine visionary projects or schemes; to have an idle fancy or a pipe dream; to daydream.
- 05
build character
To improve a person's character by developing personality traits such as resilience or responsibility.
- 06
build on sand
To put something in an unstable position by failing to give it a secure foundation.
- 07
build up
To accumulate: to increase incrementally or continually.
- 08
built different
Able to do things which others cannot; extremely talented or unusual.
Last updated August 10, 2026