What is "cappers"

Usage examples of "cappers".

Behrman and Genslinger and Shelgrim and the whole gang of thieves of you-- you'll wake this State of California up some of these days by going just one little bit too far, and there'll be an election of Railroad Commissioners of, by, and for the people, that'll get a twist of you, my bunco-steering friend--you and your backers and cappers and swindlers and thimble-riggers, and smash you, lock, stock, and barrel.

Mincin is invited to an evening party with his dear friends the Martins, where he meets his dear friends the Cappers, and his dear friends the Watsons, and a hundred other dear friends too numerous to mention.

The fleshers and brewers and smiths and weavers and skinners and saddlers and salters and cappers and masons and cutlers and fletchers and plasterers and armourers and porters and water carriers, and the one-eyed man who had called at Bogle House selling fumigating pans.