The most common and most likely answer to this crossword clue is the 9 letter word LIBERATES
I've seen this crossword clue in The Guardian
L
I
B
E
R
A
T
E
S
Buddy explains!

The straight part
We know that "Delivers" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case delivers = liberates.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 LIBERATES mean?
LIBERATES verb- To set free, to make or allow to be free, particularly
- To acquire from an enemy during wartime, used especially of cities, regions, and other population centers.
- To acquire from another by theft or force: to steal, to rob.