The most common and most likely answer to this crossword clue is the 8 letter word SOLUTION
I've seen this crossword clue in The Guardian
S
O
L
U
T
I
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N
More clues leading to the result SOLUTION
- Sailor rejecting forgiveness, finding way out
- What you’re after then, I found in airport
- Key mixture
- Roughing up lout is no answer
- Mixture thus I found in airport
- You need this fluid
- Sort of mixture is what you are looking for
- You’re currently producing this liquid mixture
- Answer’s way out
- Clue for ‘Liquid‘ requires it!
Buddy explains!

The straight part
We know that "What you’re after" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case what you’re after = solution.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 SOLUTION mean?
SOLUTION noun- A homogeneous mixture, which may be liquid, gas or solid, formed by dissolving one or more substances.
- An act, plan or other means, used or proposed, to solve a problem.
- The answer to a problem.
- A product, service or suite thereof, especially software.
- Satisfaction of a claim or debt.
- The act of dissolving, especially of a solid by a fluid; dissolution.
- The crisis of a disease.
- To treat with a solution.