Informally, a Tynesider (7)

I believe the answer is:
geordie
(Other definitions for geordie that I've seen before include "Native of Newcastle" , "Newcastle person" , "Northern chap" , "One from Newcastle" , "Inhabitant of Tyneside" .)
I believe the answer is:
geordie
(Other definitions for geordie that I've seen before include "Native of Newcastle" , "Newcastle person" , "Northern chap" , "One from Newcastle" , "Inhabitant of Tyneside" .)