Stab-rag

In conclusion, the bottom on the jacket, and the button-holes, companions thereto, would baffle the criticism of the most hyper-fastidious stab-rag; and the shirt collar, with every other detail—never forgetting the chiaro-scuro—are equal to any of the preceding.

Source: wiktionary

Corporal Target is at the stab-rag—tailor's, sir. Bein' measured for a new overcoat, sir.

Source: wiktionary