The most common and most likely answer to this crossword clue is the 6 letter word CLANGS
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More clues leading to the result CLANGS
Buddy explains!

The straight part
We know that "sounds" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sounds = clangs.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 CLANGS mean?
CLANGS noun- A loud, ringing sound, like that made by free-hanging metal objects striking each other.
- Quality of tone.
- The cry of some birds, including the crane and the goose.
- A word or phrase linked only by sound and not by meaning, characteristic of some mental disorders.
- To strike (objects) together so as to produce a clang.
- To give out a clang; to resound.
- Any periodic sound, especially one composed of a fundamental and harmonics, as opposed to simple periodic sounds (sine tones).