duediligence
nounUK /ˌdjuː ˈdɪlɪdʒəns/
US /ˌduː ˈdɪlɪdʒəns/
Careful checking to make sure something is safe and fair before you agree to it.
Before buying the old house, the family did their due diligence and checked the roof and pipes.
RELATED WORDS
OTHER MEANINGS
2. The careful work a business does to check facts before making a deal.
The company did due diligence before buying the smaller shop.
3. The effort someone must make to be careful and responsible.
The driver showed due diligence by checking the brakes every morning.
4. A legal duty to be careful and thorough.
The lawyer explained that due diligence is required when signing the contract.