Definition of nyaff in English:
A stupid, irritating, or insignificant person.
- ‘But I thought he was a wee nyaff back then,’ she says, before letting rip with her trademark cackle.
- I find Green to be an irritating little nyaff, but he is well-cast as skiver Colin.
- You know what I liked, was the advert for Big Al's conservatories (a great parody TV ad for the wee nyaff's company).
mid 19th century: from Scots dialect nyaff 'yelp, complain'.