Home›Browse›I›indian summerindian summerOur editors are putting together more complete content — check back in about 20 minutesindian summerindian summer — nounnoun1. a period of warm weather in late autumn1.nounDefinitiona period of warm weather in late autumnExampleWe enjoyed an Indian summer in October.2. a pleasant late period of life or activity2.nounDefinitiona pleasant late period of life or activityExampleThe author had an Indian summer of creativity in her 80s.