be getting on
1. To be aging. Now that I'm getting on, I can't stay up late every night like I used to.
2. To be getting late. It's getting on, so we better make lunch before it's dinnertime!
be getting ˈon
(informal)
1 (of people) be becoming old: I’m getting on a bit now and I can’t walk as well as I used to.
2 (of the time) be becoming late: It’s getting on, so I’d better be off home.