The most common and most likely answer to this crossword clue is the 8 letter word SENTENCE
I've seen this crossword clue in The Times
S
E
N
T
E
N
C
E
More clues leading to the result SENTENCE
- I order you to serve porridge, for example
- Period ends this time in prison?
- Feeling upon missing one's verdict
- Prison term that should make sense?
- Judge dispatched — for this reason start of hearing is cancelled
- Time that may be passed?
- Feeling one must leave for a time?
- Senator’s sounding strained after judgment
- Punishment? “Offenders will be fined” maybe
- Have chosen ten cellmates to reveal judgment
Buddy explains!

The straight part
We know that "Period ends this/time in prison?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case period ends this/time in prison? = sentence.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.
What does SENTENCE mean?
SENTENCE noun- The decision or judgement of a jury or court; a verdict.
- The judicial order for a punishment to be imposed on a person convicted of a crime.
- A punishment imposed on a person convicted of a crime.
- A saying, especially from a great person; a maxim, an apophthegm.
- (grammar) A grammatically complete series of words consisting of a subject and predicate, even if one or the other is implied, and typically beginning with a capital letter and ending with a full stop.
- A formula with no free variables.
- Any of the set of strings that can be generated by a given formal grammar.
- Sense; meaning; significance.
- One's opinion; manner of thinking.
- A pronounced opinion or judgment on a given question.
- To declare a sentence on a convicted person; to doom; to condemn to punishment.
- To decree or announce as a sentence.
- To utter sententiously.