- spinster, old maid - an elderly unmarried woman
--1 is a kind of unmarried woman
- zinnia, old maid, old maid flower - any of various plants of the genus Zinnia cultivated for their variously and brightly colored flower heads
--2 is a kind of flower
--2 is a member of genus Zinnia
--2 has particulars:white zinnia, Zinnia acerosa; little golden zinnia, Zinnia grandiflora - periwinkle, rose periwinkle, Madagascar periwinkle, old maid, Cape periwinkle, red periwinkle, cayenne jasmine, Catharanthus roseus, Vinca rosea - commonly cultivated Old World woody herb having large pinkish to red flowers
--3 is a kind of herb, herbaceous plant
--3 is a member of Catharanthus, genus Catharanthus - old maid - a person who is primly fastidious
--4 is a kind of person, individual, someone, somebody, mortal, human, soul
- old maid - 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')
--5 is a kind of card game, cards
- old maid - 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')