drop off
verb
RareNot in standard dictionaries
1
To fall asleep.
2
To deliver; to deposit or leave; to allow passengers to alight.
3
To drop from, fall from.
4
To drop, fall.
5
To end a connection with a telephone queue, either by hanging up or after being served or processed.
6
To lessen or reduce.
7
To die.
8
To abandon or give up on (something); to be abandoned or given up on.
Thesaurus
#dated#slang