Green’s Dictionary of Slang

hymnslinger n.

(Aus.) a preacher, a clergyman.

[Aus]Bulletin (Sydney) 1 Aug. 7/2: We doubt it; every canting, grasping, snuffling, hymnslinger in the constituency will rush to his rescue, for is not the order in danger? Trust the crowd to stick together like ‘vera brithers.’.