What is "adroop"

Usage examples of "adroop".

The Blood in the Red White and Blue unfurled before them, going up in flames for the stark parade of names sprung from briefs, dockets, decrees, each more hateful than the last till finally the smoke cleared, the music died and now the room echoed with the clop clop of a horse and carriage seen approaching up a drive adroop with Spanish moss from the pillared veranda of an antebellum mansion by an imposing liveried black there he is!

Before she could obey, the dining room curtains were parted, and a black-clad little Jap butler sidled into the hallway, his jaw adroop, his beady eyes astare with terror, his hands washing each other with invisible soap-and-water.