Nacker Bastard - A really bad way to call someone when you’re so fed up you m

A really bad way to call someone when you’re so fed up you might throw a bag of chips at them and then cry.

'You're a nacker bastard,' she shouted, after I took her last biscuit.

'He called me a nacker bastard because I missed his meeting.'

He said, 'You're a nacker bastard,' because I left his room a mess.