n. A person who acts younger than his or her age.
2010
The first type of consumer is the Downager, who is Generation Y in attitude but not in age. "You often hear that young people are the early adopters of technology but actually the study shows that the baby boomers spend more on technology than any other generation,'' Mr McCrindle said. "They're using the technology, they're connecting, they're social networking and they're texting their kids.''
2010
Experts have coined the term "downagers" — which they say reflects the growing "act younger, live younger" attitude of the over-60s - and believe it applies to more than 100,000 Australians.
1991 (earliest)
[This] could answer the needs of Down-Agers, Staying Alivers, and 99 Livers with a Fresh Dessert Sampler for both drug and convenience stores.
This refusal to be bound by traditional age limitations is the trend we are calling Down-Aging: redefining down what appropriate age-behavior is for your age.