Green’s Dictionary of Slang

Cary Grants n.

[rhy. sl. UK-born Hollywood star Cary Grant (1904-1986)]

(Aus.) US pants, UK trousers.

[Aus]J. Byrell (con. 1959) Up the Cross 11: Go and get a new buddy hackett, a pair of casual cary grants and maybe a couple of new grime and dirts and a pair of casual st louis blues.