chinese wall: meaning, definition, pronunciation and examples
C1Formal, professional, business, financial
Quick answer
What does “chinese wall” mean?
An ethical or procedural barrier erected within an organisation to prevent the exchange of confidential or sensitive information between departments, preventing conflicts of interest.
Audio
Pronunciation
Definition
Meaning and Definition
An ethical or procedural barrier erected within an organisation to prevent the exchange of confidential or sensitive information between departments, preventing conflicts of interest.
A strict and absolute separation or barrier established to prevent communication or access, especially between different sections of a business (e.g., between research and trading departments in a bank).
Dialectal Variation
British vs American Usage
Differences
Usage is essentially identical in both varieties. The term originated in US financial regulation but is equally common in UK finance. Spelling: 'wall' is consistent.
Connotations
In both varieties, it implies a legal or regulatory necessity, a rigid, impermeable barrier. It can carry a slightly negative connotation of bureaucracy.
Frequency
Moderately common in financial and legal contexts in both regions. Its use is declining in favour of more neutral alternatives.
Grammar
How to Use “chinese wall” in a Sentence
[Institution] erected/maintained a Chinese wall between [Department A] and [Department B]The Chinese wall prevented [Undesired Action]Vocabulary
Collocations
Examples
Examples of “chinese wall” in a Sentence
verb
British English
- The firm was required to Chinese-wall its advisory and brokerage functions.
American English
- The legal team was effectively Chinese-walled from the ongoing negotiations.
adjective
British English
- They implemented strict Chinese-wall protocols.
American English
- A Chinese-wall policy is standard for compliance.
Usage
Meaning in Context
Business
Crucial for compliance in investment banks to separate research analysts from deal-making teams.
Academic
Used in business ethics, finance, and law papers to discuss conflict-of-interest management.
Everyday
Very rare; would likely be misunderstood as a reference to the Great Wall of China.
Technical
A specific regulatory concept in securities law and professional conduct rules.
Vocabulary
Synonyms of “chinese wall”
Strong
Neutral
Vocabulary
Antonyms of “chinese wall”
Watch out
Common Mistakes When Using “chinese wall”
- Using it in non-professional contexts where it is not understood. Spelling it with a lowercase 'c' (though increasingly common, 'Chinese' is typically capitalised). Confusing it with the actual Great Wall of China.
FAQ
Frequently Asked Questions
Some consider it potentially culturally insensitive or reliant on stereotype. Many organisations now prefer terms like 'information barrier' or 'ethical wall'.
It originated in US securities regulation in the mid-20th century, metaphorically invoking the Great Wall of China as an impregnable barrier.
Yes, in professional jargon (e.g., 'to Chinese-wall a department'), though it is less common than the noun form.
No, it is entirely procedural and legal. It involves policies, data security, and employee agreements to prevent information flow.
An ethical or procedural barrier erected within an organisation to prevent the exchange of confidential or sensitive information between departments, preventing conflicts of interest.
Chinese wall is usually formal, professional, business, financial in register.
Chinese wall: in British English it is pronounced /ˌtʃaɪˈniːz ˈwɔːl/, and in American English it is pronounced /ˌtʃaɪˈniz ˈwɔːl/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “It's like a Chinese wall in there – nobody in M&A knows what Research is doing.”
Learning
Memory Aids
Mnemonic
Imagine a huge, ancient wall inside a modern office building, keeping the 'sales' dragons completely separate from the 'research' scribes.
Conceptual Metaphor
BARRIER FOR SECRECY/SEPARATION (A wall is a physical structure that blocks movement and vision; metaphorically, it blocks information flow.)
Practice
Quiz
In which context is the term 'Chinese wall' most appropriately used?