godan verb (-su), transitive verb
leave a house in bad shape; trash a place while living there
Describes living in a residence without proper care, leaving it damaged, dirty, or run-down upon moving out.
借りていた部屋を住み荒らしてしまい、敷金が戻らなかった。
I left the rented room in terrible shape and didn't get my deposit back.
彼らはアパート
They skipped out in the night, leaving the apartment trashed.