off
1.
(also ˌcut sth ˈoff sth ) to remove sth from sth larger by cutting :
He had his finger cut off in an accident at work.
( figurative )
The winner cut ten seconds off (= ran the distance ten seconds faster than) the world record.
—see also cut-off
2.
to block or get in the way of sth :
They cut off the enemy's retreat.
The new factory cuts off our view of the hills.