Toadeater

1819, J. Wilson, Complete Dictionary of Astrology "Horary Questions", Of Theft. a chaplain, tutor, toadeater, or some superior servant

You're too zealous a toadeater, and betray yourself.

Not that he was what is commonly called a Screw; that is to say he was not a mere screw; but he was acute and malicious; saw everybody's worth and position at a glance; could not bear to expend his choice wines and costly viands on hangers-on and toad-eaters, though at the same time no man encouraged and required hangers-on and toad-eaters more.