| English noun: old maid | 
| 1. | old maid (person) an elderly unmarried woman | 
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 | Synonyms | spinster | 
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 | Broader (hypernym) | unmarried woman | 
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| 2. | old maid (plant) any of various plants of the genus Zinnia cultivated for their variously and brightly colored flower heads | 
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 | Synonyms | old maid flower, zinnia | 
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 | Broader (hypernym) | flower | 
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 | Narrower (hyponym) | little golden zinnia, white zinnia, Zinnia acerosa, Zinnia grandiflora | 
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 | Member meronym | genus Zinnia | 
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| 3. | old maid (plant) commonly cultivated Old World woody herb having large pinkish to red flowers | 
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 | Synonyms | Cape periwinkle, Catharanthus roseus, cayenne jasmine, Madagascar periwinkle, periwinkle, red periwinkle, rose periwinkle, Vinca rosea | 
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 | Broader (hypernym) | herb, herbaceous plant | 
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 | Member meronym | Catharanthus, genus Catharanthus | 
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| 4. | old maid (person) the loser in a game of old maid | 
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 | Broader (hypernym) | also-ran, loser | 
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| 5. | old maid (act) a card game using a pack of cards from which one queen has been removed; players match cards and the player holding the unmatched queen at the end of the game is the loser (or `old maid') | 
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 | Broader (hypernym) | card game, cards | 
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