Answer:
cats and deflation tires make this noise.
You hear me speak, for I have a hard tongue. But I cannot breathe, for I have not a lung. What am I?
I may seem real but it always turns out I was never there in the first place... you only see me during a certain resting stage.
I live off of a busy street. If you want, you can stay for an hour or two. But if you don't pay rent, I'll tell on you. What am I?
What gets sharper the more you use it?
I am your mother's brother's only brother in law. Who am I?