English Reference

Word

MOU

Phoneticsmou

Definitions

01formal agreement

C1 · Law

n. Stands for Memorandum of Understanding. A written agreement between two groups that explains what they plan to do together.

n. Abbreviation for Memorandum of Understanding. A non-binding agreement between two or more parties outlining the terms and details of an understanding, including each party's requirements and responsibilities.

“The two companies signed an MOU to share their research before they made a final deal.”

“The university and the local government signed an MOU to collaborate on urban renewal projects, though the document stopped short of a financial commitment.”

Formal · Technical

Usage

Often used with the verb 'sign' or 'draft'; usually treated as a countable noun.

Teaching tip

In business and legal contexts, emphasize that an MOU is generally seen as a 'gentleman's agreement' rather than a legally enforceable contract.

02question tag

C2

part. A word used at the end of a sentence to turn a statement into a question, common in Singapore and Malaysia.

part. A sentence-final particle used to form a tag question, typically seeking confirmation or expressing doubt.

“You are coming to the party tonight, mou?”

“The speaker added 'mou' to the end of the instruction, effectively turning the command into a softer request for agreement.”

Informal · Dialect

Usage

Placed at the very end of a clause; characteristic of Singlish and Manglish.

Teaching tip

This is highly regional and informal. Advise learners that it is derived from Cantonese and is only appropriate in specific Southeast Asian social contexts.

Synonyms

rightisn't it

Real-World Examples

“The MOU declared an end to fighting that has now killed thousands in Iran and Lebanon since US and Israeli strikes began on 28 February.”
The Guardian · 2 Sept 2026

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

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English Reference