Definition, Meaning & Synonyms

be-built-on-sand

idiom
/bi bɪlt ɒn sænd/
Definition
To be based on unstable or unreliable foundations.
Examples
  • Many projects that seem promising can often be built on sand, leading to their eventual failure.
  • His confidence in the business plan was misplaced; it was built on sand.
Meaning
When something is described as ‘built on sand’, it implies that it lacks a solid basis or strong support, making it vulnerable to failure or collapse.
Synonyms
  • unstable
  • unreliable
  • shaky
  • fragile