drop-off

See also: dropoff and drop off

English

drop-off (plural drop-offs)

A sudden downward slope or cliff.
1. The precipitous outer side of a coral reef, facing the open sea.
A decrease; especially, a sudden one.
Synonyms: falloff, step-off

There has been an unexplained drop-off in sales this quarter.
A delivery; the act of leaving a package, etc.
- 2014, K. G. MacGregor, Anyone But You:
  Starting tomorrow, they'd do dropoffs and pickups instead of leaving their vehicles unguarded.
(especially US) A space reserved outside a bus or railway station for vehicles stopping to drop off passengers for onward transit.
Synonyms: set-down, setting-down
- 2020 May 20, “Network News: Plan submitted for £18.6 million station at Soham”, in Rail, page 21:
  Fifty car parking spaces, a drop-off point, five spaces for blue badge holders and lighting masts are all included in the plan, as is cycle parking on the station forecourt and ticket vending machines.
A time during which passengers, such as school children, are dropped off; the event or act of dropping them off.
- 2021 February 1, Living in Brisbane, Brisbane, page 1:
  These signs are friendly reminders for road users to slow down during drop-off and pick-up.
(Internet) A visitor to a website who ceases to continue using and navigating around the site after reaching some specified page; or such an act of cessation.
We're seeing a lot of drop-offs on the shop product pages; why aren't people making purchases?

sudden downward slope

sudden decrease