What is the correct abbreviation for sounds?

There is no universally accepted abbreviation for "sounds". It really depends on the context. Here are some possibilities:

* For sound effects: SFX is a common abbreviation.

* In a scientific context: snd or snds might be used.

* In a technical context: aud or audio might be used.

* In informal writing: sounds might be abbreviated as snds.

The best abbreviation to use depends on the context and your intended audience. It's important to choose an abbreviation that is clear and unambiguous.