drop-off

[ drop-awf, -of ]
/ ˈdrɒpˌɔf, -ˌɒf /

noun

a vertical or very steep descent: The trail has a drop-off of several hundred feet.
a decline; decrease: Sales have shown a considerable drop-off this year.
a place where a person or thing can be left, received, accommodated, etc.: a new drop-off for outpatients.

adjective

applied when a rented vehicle is left elsewhere than at the point of hire: to pay a drop-off charge.

Origin of drop-off

First recorded in 1955–60; noun, adj. use of verb phrase drop off

Definition for drop off (2 of 2)

Origin of drop

before 1000; (noun) Middle English drop(e) drop of liquid, Old English dropa; (v.) Middle English droppen, Old English droppian; akin to drip, droop

Related forms

drop·like, adjectiveun·dropped, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for drop off (1 of 2)

drop off


verb (adverb)

(intr) to grow smaller or less; decline
(tr) to allow to alight; set down
(intr) informal to fall asleep

noun drop-off

a steep or vertical descent
a sharp decrease

British Dictionary definitions for drop off (2 of 2)

drop

/ (drɒp) /

noun

verb drops, dropping or dropped

noun, verb

rugby short for drop kick or drop-kick

Word Origin for drop

Old English dropian; related to Old High German triofan to drip
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for drop off

drop

[ drŏp ]

n.

The smallest quantity of liquid heavy enough to fall in a spherical mass.
A volume of liquid equal to 176 of a teaspoon and regarded as a unit of dosage for medication.
A small globular piece of candy, usually readily dissolved in the mouth.

v.

To fall, be dispensed, or poured in drops.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Idioms and Phrases with drop off (1 of 2)

drop off


1

Fall asleep, as in When I looked at Grandma, she had dropped off. [Early 1800s]

2

Decrease; also, become less frequent. For example, Sales have dropped off markedly, or Over the year her visits dropped off. [Early 1800s]

3

Deliver, unload, as in Bill dropped off the package at the office.

4

Die, as in He is so ill he could drop off any time. [Early 1800s]

Idioms and Phrases with drop off (2 of 2)

drop


In addition to the idioms beginning with drop

  • drop a bombshell
  • drop a brick
  • drop a dime
  • drop a line
  • drop back
  • drop behind
  • drop by
  • drop dead
  • drop in one's tracks
  • drop in someone's lap
  • drop in the bucket
  • drop like a hot potato
  • drop like flies
  • drop names
  • drop off
  • drop out
  • drop the ball

also see:

  • at the drop of a hat
  • bottom drops out of
  • get the drop on
  • hear a pin drop
  • let drop
  • wait for the other shoe to drop
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.