Build on sand Meaning in English
expression
Definition
To create or start something (like a plan, project, or relationship) without a strong or reliable foundation, so it is likely to fail.
Usage & Nuances
This is an idiom, not a literal reference to construction. Common in both business and personal contexts, often used negatively: 'You can't build a relationship on sand.' The converse is 'build on rock' (a solid foundation). Usually formal or neutral.
Example Sentences
If you do not study, your success will build on sand.
basic
The company failed because their plans were built on sand.
basic
A friendship without trust is built on sand.
basic
They tried to launch a startup, but it was all built on sand and collapsed quickly.
natural
Don’t make promises you can’t keep; it’s like trying to build on sand.
natural
No matter how beautiful the house is, if you build on sand, it won’t last.
natural