drop off

US /drɑːp ɑːf/
UK /drɑːp ɑːf/
"drop off" picture
1.

to fall asleep

:
I was so tired that I started to drop off during the movie.
The baby usually drops off after her evening feeding.
2.

to take someone or something to a place and leave them there

:
Can you drop me off at the corner?
I need to drop off these packages at the post office.
3.

to decrease in amount, quality, or intensity

:
Sales tend to drop off in the winter months.
The number of visitors has dropped off significantly.