There is always a shred of confusion when it comes to Sounds in Toribash. Below you will find a step by step tutorial on how to make, cut and upload sounds. Do be as safe as possible this will contain no software downloads and only downloading the sounds you have found/made.
You can use the website FindSounds to locate a large variation of sounds. Under File Formats untick every everything apart from WAVE. And search for the type of sound you want (for example: roar.) And choose a sound that is under 5 seconds (0.1-4.9s)
Firstly locate the Song/Video you want a segment of. Then copy/paste the link into this site. This will convert it into MP3. After you download it then go to this site Upload it then use the blue arrows to cut the sound to under 5 seconds. Then click on "More↕" and hit Wav. This will convert it into Wave Format for you.
.::Uploading Your File::.
After you have bought your sound it will be in your deactivated menu. (Hit Shop then scroll down until you see Deactivated under Inventory. Click on Edit and then on Choose File. From there Upload the under 5 second .wav sound clip and voila! You're done.