The most common and most likely answer to this crossword clue is the 6 letter word CHANCE
I've seen this crossword clue in The Times
C
H
A
N
C
E
More clues leading to the result CHANCE
- I must leave Riviera resort after tea break
- Opportunity to alter putting clubs for golf
- Fortune down to Dutch ancestry in part
- High Court division disposes of hollow ruby, making fortune
- Chinese people introduced to Catholic church by luck
- Section of church left out by accident
- Different churches seizing an opportunity
- Change clubs for golf break
- An opportunity for revolutionary to seize South African political party
- Risk transfer, clubs providing substitute for good
Buddy explains!

The straight part
We know that "break" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case break = chance.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 CHANCE mean?
CHANCE noun- An opportunity or possibility.
- Random occurrence; luck.
- The probability of something happening.
- What befalls or happens to a person; their lot or fate.
- Happening by chance, casual.
- Perchance; perhaps.
- To happen by chance, to occur.
- To befall; to happen to.
- To try or risk.
- To discover something by chance.
- (Belize) To rob, cheat or swindle someone.