go away and leave me alone
 one pound coin

doing anything as fast as you can

no brains
an undetermined amount, several, a few e.g "Hi Boy, give us a wheen o' them biscuits over to go with me tay(tea), would ye"
Bad Luck
God no - e.g. "Gad's no!"

An Auction

"you heading down to the roup tomorrow night?"