The most common and most likely answer to this crossword clue is the 3 plus 3 letter word OLD AGE
I've seen this crossword clue in The Times
O
L
D
A
G
E
More clues leading to the result OLD AGE
- Wrongly gaoled when one could be in a home?
- My goodness, look round — now we must be getting on
- . Good to leave gold and silver with last relative in final years
- Hundreds initially fleeing icy enclosure in autumn, so to speak
- Former leaders of any genuine eurosceptics in the 90s?
- Glad to revel in the extremes of one’s senility
- Call for no gore capturing clean sheep, a lot more than 3.
- Pull up, say, dandelion regularly when one droops?
- A foraying into recollection of old golden, golden years
Buddy explains!

The straight part
We know that "when one could be in a home" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case when one could be in a home = old age.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.