block off
US /blɑːk ɑːf/
UK /blɑːk ɑːf/

1.
memblokir, menutup
to close a road, path, or entrance so that people cannot use it
:
•
Police had to block off the street due to the accident.
Polisi harus memblokir jalan karena kecelakaan itu.
•
They decided to block off the old entrance to prevent unauthorized access.
Mereka memutuskan untuk memblokir pintu masuk lama untuk mencegah akses tidak sah.