var. ff. STABOY U.S.

1

1844.  [W. T. Thompson], Maj. Jones’s Courtship, 55 (Bartlett). ‘There it is … Steboy; catch him!’ says he [to the dog].

2

1884.  A. A. Putnam, Ten Yrs. Police Judge, xii. 86. They stand off and say stee-boy to the constables, who are only too ready to dog the dog-law breakers.

3