SPINSTER

[noun] [C] - a woman who is not married, esp. a woman who is no longer young and seems unlikely ever to marryA spinster who played the stock market from her tiny terrace home has left almost £2 million to charity.Early on she had come to accept that as a career woman scientist she was virtually committed to being a spinster.(disapproving) She's become a typical spinster - can't understand why with four children my house is always untidy!He left his Montana ranch to his spinster sister.