The most common and most likely answer to this crossword clue is the 2 plus 4 letter word DO TIME
I've seen this crossword clue in Financial Times
D
O
T
I
M
E
More clues leading to the result DO TIME
- Between two ends of sentence I’m imprisoned – to ——?
- Stay as guest of Her Majesty, perhaps
- Experience prison function with back issue
- Head, copping it, taken aback, is to serve a prison sentence
- Complete the sentence “Spot Avtaar’s Eastern ...”
- More historic books probing a bit of North America are inside
Buddy explains!
The straight part
We know that "Stay as guest of Her Majesty, perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case stay as guest of her majesty, perhaps = do time.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.