Green’s Dictionary of Slang

scuff n.2

1. (US Und.) a shoe.

[US]Howsley Argot: Dict. of Und. Sl.
[UK]C. Rohan Delinquents 190: Lola slipped into comfortable scuffs.
[US]Eble Campus Sl. Fall 7: scuffs – shoes.

2. (Aus./US) a slipper, or a backless shoe.

[Aus]Warwick Dly News (Qld) 11 Dec. 3/4: A comforting gift would-be a little pair of quilted scuffs.
[Aus]D. Hewett Bobbin Up (1961) 55: Sloppy joes, jeans [...] scuffs and thong sandals.
[Aus]Aus. Women’s Wkly 22 Aug. 8/1: One strapless bra or bra with detachable straps, one pair of scuffs or slippers, and as many pairs of stockings as you can afford.
[Aus]Lette & Carey Puberty Blues 38: The sound of her scuffs clapping on the stairs went through us like an electric shock.
Cabberra Times (ACT) 15 Aug. 5: [advert] ALL REDUCED [...] PLUS YOU RECEIVE ONE FREE PAIR OF TOWELLING SCUFFS .
[US]Eble Campus Sl. Oct.
[Aus]Canberra Times (ACT) 11 May 17/1: He was wearing drill shirt and trousers and a pair of scuffs.