The most common and most likely answer to this crossword clue is the 4 letter word BANG
I've seen this crossword clue in Financial Times
B
A
N
G
More clues leading to the result BANG
- Sudden noise? Exactly
- Sound of gunfire from urban guerrillas
- Outlaw given good report
- Appropriate to grasp start of news report
- Suppress ultimately scathing report
- Report made by knight in case
- Suppress government’s initial report
- Fringe cut straight, precisely
- Catch up on government report
- Suppress key report that’s shocking
Buddy explains!

The straight part
We know that "report" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case report = bang.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 BANG mean?
BANG noun- A sudden percussive noise.
- A strike upon an object causing such a noise.
- An explosion.
- The symbol !, known as an exclamation point.
- A factorial, in mathematics, because the factorial of n is often written as n!
- An act of sexual intercourse.
- An offbeat figure typical of reggae songs and played on guitar and piano.
- An explosive product.
- An injection, a shot (of a narcotic drug).
- (Boston area) An abrupt left turn.
- Strong smell (of)
- A thrill.
- To make sudden loud noises, and often repeatedly, especially by exploding or hitting something.
- To hit hard.
- To engage in sexual intercourse.
- (with "in") To hammer or to hit anything hard.
- To cut squarely across, as the tail of a horse, or a person's forelock; to cut (the hair).
- To inject intravenously.
- Right, directly.
- Precisely.
- With a sudden impact.
- A sudden percussive sound, such as made by the firing of a gun, slamming of a door, etc.
- Hair hanging over the forehead.
- A hairstyle including such hair, especially cut straight across the forehead.
- Brucellosis, a bacterial disease.
- Cannabis, especially as used in the Indian subcontinent.