From Longman Dictionary of Contemporary Englishchipperchip‧per /ˈtʃɪpə $ -ər/ adjective old-fashioned informalHAPPYhappy and activeYou’re looking very chipper this morning.Examples from the Corpuschipper• She, Rosie, was game for anything, but poor Carlo hadn't been feeling exactly chipper.• Felt prettychipper, as we scraped together enough coins to buy a sharedpolystyrenecup of milkytea.• What a chippermood they were always in!• You're looking very chipper this morning, Deborah.• He spoke in a chippertone, trying to let the children know he was talking to them.Originchipper(1800-1900) Probably from English dialectkipper"cheerful and active"