notch baby
noun
a person who was born in the U.S. between 1917 and 1921 and as a retiree received lower cost-of-living increases in Social Security than others after Congress readjusted Social Security benefits in 1977.
Origin of notch baby
1985–90; Americanism
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019