trotter case

Noun

 * 1)  A shoe or boot.
 * 2) * 1837-39,, 
 * So he at once expressed his readiness; and, kneeling on the floor, while the Dodger sat upon the table so that he could take his foot in his laps, he applied himself to a process which Mr. Dawkins designated as “japanning his trotter-cases.” The phrase, rendered into plain English, signifieth, cleaning his boots.