Green’s Dictionary of Slang

(Aus./N.Z.) filthy, dirty.

1966		Aus. Women’s Wkly 5 Oct. 30/4: Mum’s in a bad mood. I can only go to the scungy old Junction.
1967		‘Whisper All Aussie Dict.’ in Kings Cross Whisper (Sydney) xxxiv 4/3: daggy: To be dirty. Same as warby and scungy.
1969		in S.E. Fraser Amer. Education in Foreign Perspectives 432: I just couldn’t survive without my cocktails [...] I am the most scungy boozehound.
1972		B. Crump ‘Fred’ Best of Barry Crump (1974) 295: It was so scungy that Fred couldn’t think of anything to say to him about it except, ‘It’s just about time you shouted yourself a new outfit, isn’t it Scratcher?’.
1981		G. Johnston Fish Factory 36: The snooty bitch is not going to use it to buy scungy violets.
1996		K. Lette Mad Cows 4: This was what Maddy meant about Mother Nature being scungy, grungy and totally bloody two-faced.
1998		P. Doyle (con. late 1950s) Amaze Your Friends (2019) 17: [The flat] was pretty scungy and smelt of damp.