The most common and most likely answer to this crossword clue is the 9 letter word INTERRUPT
I've seen this crossword clue in Independent
I
N
T
E
R
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U
P
T
More clues leading to the result INTERRUPT
- Break put to rest game point
- Cut off in one end of Trump Tower without retiring
- Break football players with physical training after game
- Burst in about 10 roughly and stop
- Stop Bury game for a pint
- Break in?
- Bury game — training cut short
- Break to get some letters from the painter rushed out to Portugal
- Stop print — true/false
- Obstruct prurient fools heading for threesome
Buddy explains!

The straight part
We know that "Obstruct" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case obstruct = interrupt.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 INTERRUPT mean?
INTERRUPT noun- An event that causes a computer or other device to temporarily cease what it was doing and attend to a condition.
- To disturb or halt (an ongoing process or action, or the person performing it) by interfering suddenly.
- To divide; to separate; to break the monotony of.
- To assert to (a computer) that an exceptional condition must be handled.