Duenna (?), n.; pl. Duennas (#). [Sp. dueña, doña, fr. L. domina. See Dame.] 1. The chief lady in waiting on the queen of Spain. Brande.
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2. An elderly lady holding a station between a governess and companion, and appointed to have charge over the younger ladies in a Spanish or a Portuguese family. Brande & C.
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3. Any old woman who is employed to guard a younger one; a governess. Arbuthnot.
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