be still going strong
be (still) going strong
To be healthy, successful, or functioning properly. Smart phones are designed to become obsolete, but my old flip phone from 2004 is still going strong. My 94-year-old great-grandfather is going strong to this day!
be still going ˈstrong(informal)
1 be still active, successful or working: After nine hours of chess, both players are still going strong. ♢ My car was made in the nineties, but it’s still going strong.
2 be still strong and healthy, in spite of being old: She’s 91 years old and still going strong.