tell off
US /tel ˈɔf/
UK /tel ˈɔf/

1.
mắng, quở trách
to speak angrily to someone because they have done something wrong
:
•
The teacher had to tell him off for cheating.
Giáo viên phải mắng anh ta vì gian lận.
•
My mom always tells me off for leaving my clothes on the floor.
Mẹ tôi luôn mắng tôi vì để quần áo trên sàn nhà.