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sub ro·sa

In secret; privately or confidentially: held the meeting sub rosa.

[Latin sub rosā, under the rose (from the practice of hanging a rose over a meeting as a symbol of confidentiality) : sub, under + rosā, ablative of rosa, rose.]

sub-ro′sa (səb-rō′zə) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.sub-rosa - designed and carried out secretly or confidentiallysub-rosa - designed and carried out secretly or confidentially; "a sub-rosa report"; "has their under-the-table backing"
covert - secret or hidden; not openly practiced or engaged in or shown or avowed; "covert actions by the CIA"; "covert funding for the rebels"
References in periodicals archive ?
Here are some guidelines on when to utilize telephone, on-site and sub-rosa investigation methods:
Curtis LeMay and the policy of massive nuclear retaliation during the Cold War, to the mix of counterinsurgency and massive bombing in Vietnam, to the sub-rosa support of counterinsurgency in Central America and Africa during the 1980s, to the success of U.
Practice areas of the firm include; Computer Forensics, electronic discovery (E-discovery), Forensic Accounting, Employment and workplace situations, sexual harassment, hostile work environment, workers compensation, surveillance, sub-rosa, missing persons, witness locates, domestic cases, cheating spouses, background investigations, and asset searches, including bank account searches (judgment required).
The story went on to say that the discounters' success rests in part on their ability "to [convey] the impression of a sub-rosa operation .
Essentially, it comes down to tactful, opportunistic, often indirect, upward-oriented, sometimes sub-rosa, education.

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