Indian summer(redirected from the Indian summer)
1. A period of unseasonably warm weather in early fall. I know it's September, but don't get out your winter clothes just yet—this area often has an Indian summer. I hate the cold weather, so I'm hoping for an Indian summer.
2. A particularly peaceful, successful, or enjoyable time as something nears its end. As her illness worsened, my grandmother still enjoyed painting, so I think she had an Indian summer before her death. I wonder if people sensed that they were in an Indian summer just before the Great Depression.
A period of mild, sunny weather occurring in late autumn, usually following a seasonable cold spell. For example, We had two whole days of Indian summer this year, and then it turned cold again. [Late 1700s]