Home›Browse›B›baby boomerbaby boomerOur editors are putting together more complete content — check back in about 20 minutesbaby boomerbaby boomer — nounnoun1. a person born during the baby boom after WWII (1946–1964)1.nounDefinitiona person born during the baby boom after WWII (1946–1964)ExampleMany baby boomers are now approaching retirement age.