I. naff 1 /næf/ BrE AmE adjective British English informal
[ Date: 1900-2000 ; Origin: Perhaps from Scottish English nyaff 'unpleasant person' ]
something that is naff seems silly, especially because it is unfashionable or shows a lack of good taste ⇨ tacky :
a really naff film
Babur says the uniform makes him look naff.
II. naff 2 BrE AmE verb
[ Date: 1900-2000 ; Origin: Perhaps from eff 'f' , a way of avoiding saying fuck ]
naff off phrasal verb British English spoken informal
used to tell someone rudely to go away