English definition of “sound”
sound good/interesting/strange, etc › to seem good/interesting/strange, etc, from what you have heard or read: Your job sounds really interesting.
sound like/as if/as though › to seem like something, from what you have heard or read: That sounds like a really good idea. I don't want to sound as if I'm trying to create extra problems.
sound angry/happy/rude, etc › to seem angry/happy/rude, etc when you speak: You don't sound too sure about it.
› [I, T] to make a noise: It looks and sounds like a real bird. If the alarm sounds, you must leave the building immediately.