up in years and advanced in years; along in years; on in years
Theme: AGE - OLD
old; elderly.
My uncle is up in years and can't hear too well.Many people lose their hearing somewhat when they are along in years.
on in years
Advanced in age; old or becoming old. I might be a little bit on in years, but I'm no fool when it comes to technology!Your grandfather's getting on in years, so you may need to speak a bit more loudly around him.