The most common and most likely answer to this crossword clue is the 7 letter word SNIPPED
I've seen this crossword clue in The Daily Telegraph
S
N
I
P
P
E
D
Buddy explains!
The straight part
We know that "Trimmed" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case trimmed = snipped.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 SNIPPED mean?
SNIPPED verb- To cut with short sharp actions, as with scissors.
- To reduce the price of a product, to create a snip.
- To break off; to snatch away.
- To circumcise.
- To remove the irrelevant parts of quotations in the reply message.
- Circumcised.