Green’s Dictionary of Slang

naus n.

also norz
[pron. as abbr. of SE naus(eating) and commonly used with a derog. implication, but in fact rhy. sl. Noah’s = Noah’s Ark = nark n.1 (4)]

an unpleasant person.

[UK]F. Norman Guntz 89: I didn’t fancy being a norz so I stayed shtoom.