1
[ verb ] fall or diminish

Examples

"The number of students in this course dropped off after the first test"

Used in print

(Idwal Jones, "Santa Cruz Run"...)

Vernon was serviceable on the botanical field trips , but he could arrange no schedule with the cooks , and he was glad when the trips dropped_off , and the botanists began to motor out by themselves .

Related terms

decrease decrease

2
[ verb ] change from a waking to a sleeping state

Examples

"he always falls asleep during lectures"

Used in print

(Wayne D. Overholser, The Killer Marshal....)

The girl dropped_off to sleep .

Related terms

wake_up zonk_out

3
[ verb ] retreat

Related terms

gain regress recession

4
[ verb ] get worse

Examples

"My grades are slipping"

Related terms

worsen lapse slump

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