Definition of sub rosa in English:

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sub rosa

Pronunciation: /sʌb ˈrəʊzə/

adjective& adverb

Happening or done in secret: [as adverb]: the committee operates sub rosa [as adjective]: sub rosa inspections
More example sentences
  • Sub Rosa is a Latin term meaning secrecy, literally translating to ‘under the rose’. The rose in ancient times was a symbol of sworn confidence of participants at a meeting.
Latin in camera;
French à huis clos;
Italian in petto
informal on the q.t., between you, me, and the gatepost/bedpost
archaic under the rose


Latin, literally 'under the rose', as an emblem of secrecy.

For editors and proofreaders

Line breaks: sub rosa

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