All 3 Uses

debris
in
I Am the Cheese
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His mother waded through this debris of other years, clearing a path to a box tied with old rope, about four feet square, in the corner.†
Chpt 26 *

debris = pieces of something that has been destroyed; or trash that is lying around
Adam walked home, kicking at sidewalk debris, thinking of Amy—car radios and windshield wipers, for cripes sake—and arrived to find that the nightmare had already started.†
Chpt 28
The desk is cluttered with papers and books and other debris as if someone abandoned it hurriedly.†
Chpt 29

Definitions:

(1) (debris)
pieces of something that has been destroyed; or trash that is lying around
(2) (meaning too rare to warrant focus)