wastepaper; paper scraps
Refers to discarded, torn, or unwanted pieces of paper; often used in contexts like recycling or cleaning up.
机の上に紙くずが散らかっている。
Scraps of paper are scattered on the desk.
Please put wastepaper out for recycling.
He threw away the important letter as if it were mere wastepaper.
When the company went bankrupt, the stock certificates became worthless.
I picked up bits of paper trash in the park to clean it up.