Definition of "peppercorny"

Mr. Pumblechook's premises in the High-street of the market town, were of a peppercorny and farinaceous character, as the premises of a corn-chandler and seedsman should be.

1861, Charles Dickens, Great Expectations

If the clove-like sweetness of this dried berry seems familiar, that's because it's allspice—albeit more dusty and peppercorny than what you get in the States.

2013, Eric Werner, Mya Henry, Hartwood: Bright, Wild Flavors from the Edge of the Yucatán, page 48