of a certain age
(euphemistic, chiefly of a person) Middle-aged or older.
Synonyms: geriatric, long in the tooth, on in years; see also Thesaurus:elderly
a lady of a certain age
My children didn't when they were little because I thought that they had to be of a certain age. I hoped they liked me well enough not to want to see me in that sort of a spot. Fay Wray
In America, people of a certain age ask, 'Where were you when Kennedy was shot?' In my house you were more likely to be asked, 'Where were you when you first read 'The Catcher In The Rye?' Marisha Pessl
A lot of people assume that women of a certain age who are not unattractive have no excuse for not having a perfect life. But you can have emotional baggage that is dragging you down like cement blocks tied to your feet. Olivia Wilde
People of a certain age look back on the Mayberry of 'The Andy Griffith Show' and become almost as homesick for that simple fictional hamlet as they do for their own home towns. Tom Shales
I would say in compound sense of what little I know is it's definitely darker in tone, and in terms of advice for taking kids of a certain age, it's going to be prohibitive for certain people of a certain age because it is scary. Benedict Cumberbatch
[Mrs Thatcher] started quoting St Francis within minutes of becoming elected, and scarcely an hour had gone by before she was sounding like the book of Revelations read out over a railway station public address system by a headmistress of a certain age wearing calico knickers. Clive James