The most common and most likely answer to this crossword clue is the 3 letter word HOW
I've seen this crossword clue in The Times
H
O
W
More clues leading to the result HOW
- Anything in house for use as guide?
- Welcome enquiry into way of making jam
- Cricket's appeal?
- The way in which food’s given away cold
- Who mixed colour to make trouble?
- The way to remove dog’s head
- Awkward situation in greeting?
- Appeal what was said?
- Instructive pair climbing into house
- What may be said on meeting difficult situation?
Buddy explains!
The straight part
We know that "trouble" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case trouble = how.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 HOW mean?
HOW noun- The means by which something is accomplished.
- To what degree.
- In what manner.
- In what state.
- Used as a modifier to indicate surprise, delight, or other strong feelings in an exclamation.
- The manner or way that.
- That, the fact that, the way that.
- An artificial barrow or tumulus.
- A small hill in northern England. (Usage preserved mainly in place names.)
- A greeting, used in representations of Native American speech.