The most common and most likely answer to this crossword clue is the 4 plus 3 letter word LAST OUT
I've seen this crossword clue in The Times
L
A
S
T
O
U
T
More clues leading to the result LAST OUT
- The French, showing courage and determination, survive
- A way to punch hooligan and survive
- Hang on for US city’s rogue trader
- Keep going from US city getting southern trade
- The French drink in bars to keep going
- Keep going as one leaving after everyone else
- Withstand knocking back a large beer
- Endure the French drink
- Sit through lecturer having a drink
Buddy explains!

The straight part
We know that "survive" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case survive = last out.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.