Green’s Dictionary of Slang

conveyance n.

(Aus.) a racehorse.

[Aus]Wagga Wagga Advertiser (NSW) 6 Apr. 2/6: What sort of a steersman is George Wickey over obstacles? Not bad, I guess [...] he came at the first hurdle as if he was on as safe a conveyance as Frantic.
[Aus]Sportsman (Melbourne) 20 Aug. 1/6: That usually safe conveyance, Crasado, turned turtle at the first obstacle - the stone wall - in the Steeplechase at Flemington on Saturday.
[Aus]Table Talk (Melbourne) 24 Aug. 37/3: Resembler’s jumping also left much to be desired, while that usually safe conveyance, Berribee, hit one fence so hard that he was never the same afterwards.
[Aus]Canberra Times (ACT) 21 Apr. 45/1: The Queanbeyan-trained Royal Eze is at a shorter quote of 6-4 in the Flying but seems to be an even safer conveyance.
J. Byrell Liars, Urgers & Coat-Tuggers 105: Kingsley immediately invested in three handy conveyances named Blarney Castle, Dreblah and High Disdain.