Age-Related Idioms - 13/03/2019 *come of age - when one reaches the age of adulthood (18/21). *In this day and age - meaning "nowadays", but in a way of expressing disbelief. For example, "I can't believe that in this day and age women in some countries still can't vote". *golden age = an age/period of prosperity (תור הזהב). *over the hill = a funny way to say one is old. ========================================================== *act your age! *I wasn't born yesterday. *under-age *young at heart *an old soul *feel your age / don't feel my age