The most common and most likely answer to this crossword clue is the 6 letter word RESCUE
I've seen this crossword clue in Financial Times
R
E
S
C
U
E
More clues leading to the result RESCUE
- Show regret about escape and liberation
- Recover key in Calais street?
- Salvage short snooker implement and a different snooker implement
- Right key starts to unlock everything – salvation!
- Save energy with curse undone
- When backing up, user initially neglected prompt to save
- After short pause, signal recovery
- Deliver fresh heart ahead of signal to act
- Salvage two items from the Crucible, wasting time
- Secure unstable salvage
Buddy explains!

The straight part
We know that "Salvage" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case salvage = rescue.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 RESCUE mean?
RESCUE noun- An act or episode of rescuing, saving.
- A liberation, freeing.
- The forcible ending of a siege; liberation from similar military peril
- A special airliner flight to bring home passengers who are stranded
- A rescuee.
- To save from any violence, danger or evil.
- To free or liberate from confinement or other physical restraint.
- To recover forcibly.
- To deliver by arms, notably from a siege.
- To remove or withdraw from a state of exposure to evil and sin.
- To achieve something positive under difficult conditions.