MI5
noun[+ sing/pl verb]
uk/ˌem.aɪˈfaɪv/us/ˌem.aɪˈfaɪv/theofficialBritishorganizationthat isresponsibleforprotectingmilitaryandpoliticalsecrets
军情五处（英国专门负责保护军事和政治秘密的官方机构）International relations: spying and espionage
- agent
- agent provocateur
- anti-bug
- counter-espionage
- insider
- intel
- intelligence
- MI6
- on the insideidiom
- scout
- shadow
- snoop
- spook
- spy
- spy onsomeone/something
- superspy
- tail
- tap
- the CIA
- tradecraft
You can also find related words, phrases, and synonyms in the topics:
UK politics: government departments & organizations