English definition of “nerve”
PART OF THE BODY [C] › one of the threads in your body which carry messages between your brain and other parts of the body: the optic nerve nerve cells/endings
BEING BRAVE [no plural] › the quality of being brave: [+ to do sth] I haven't got the nerve to tell him I'm leaving. He lost his nerve and couldn't go through with it.
RUDENESS [no plural] › the rudeness necessary to do something you know will upset someone: You've got a nerve, coming here! [+ to do sth] I can't believe she had the nerve to talk to me after what happened.