To shoe one’s mule, verb. phr. (old).—To embezzle.
1655. History of Francion [Nares]. He had the keeping and disposall
of the moneys, and yet shod not his mule at all.
Mull, subs. (old).—1. A cow.
1689. Satyr against Hypocrites [Nares]. Tedious have been our
fasts, and long our prayers; To keep the Sabbath such have been our
cares, That Cisly durst not milk the gentle mulls, To the great
damage of my lord mayor’s fools.