Drop Off
WordNet
verb
(1) Change from a waking to a sleeping state
"He always falls asleep during lectures"
(2) Fall or diminish
"The number of students in this course dropped off after the first test"
(3) Get worse
"My grades are slipping"
(4) Retreat
(5) Leave or unload, especially of passengers or cargo;
WiktionaryText
Verb
- To fall asleep.
- After two glasses of whiskey, Tom soon dropped off in front of the television.
- (transitive) To deliver; to deposit or leave.
- Can you drop the kids off at school?
- I'll drop off your books when I see you tonight.
- To fall.
- The leaves were slowly dropping off the tree.
- To lessen or reduce.
- Sales have dropped off in recent months.