nel‧ly ,
nellie /ˈneli/
noun not on your nelly British English spoken old-fashioned used to tell someone that you are definitely not going to do something
[TahlilGaran] Dictionary of Contemporary English ▲
NellySee: NICE NELLY or NICE NELLIE, NERVOUS NELLIE.
[TahlilGaran] English Idioms Dictionary ▲