What does 'to fight tooth and nail' mean?

Transcript

Feifei: Hello, this The  English We Speak. I’m Feifei… Rob: …and hello, I’m Rob. Feifei: You’re looking a bit angry, Rob. Rob: Yes, I am. I’m really angry. I’ve just heard some bad news. Feifei: Oh no. What’s happened? Rob: It’s the cafe I go to. They’ve decided to become a vegan cafe – no more meat. Where am I going to buy my bacon sandwich from n... Read More