Green’s Dictionary of Slang

kim n.

[abbr.]

(Aus.) a kimono.

[Aus]D. Hewett Bobbin Up (1961) 47: Sunlight [...] shimmered on the peacock blue and scarlet of her kim.
X. Herbert Soldiers’ Women (1978) 148: [B]lue silk pyjamas, blue satin mules, a scarlet kim.