Idioms

    at the drop of a hat, at the slightest provocation or without delay: He's ready to fight at the drop of a hat.
    drop dead, (used as an expression of contempt, disgust, impatience, etc.): If that's the way you feel about it, drop dead!
    drop in the bucket. bucket(def 13).
    get/have the drop on,
    1. to aim and be ready to shoot a gun at an antagonist before the other person's gun can be drawn.
    2. to get or have at a disadvantage.

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 formsdrop·like, adjectiveun·dropped, adjective

drop-in

[drop-in]

noun

Informal. Also dropper-in. a person who or thing that pays an unexpected or uninvited visit: a feeder for squirrels, raccoons, and other drop-ins.
Informal. a social gathering at which the guests are not expected to stay long: Be sure to stop by our house for a glass of eggnog at our Christmas drop-in.

adjective

provided for short-term patronage: a drop-in shelter for the homeless.
requiring only insertion to be ready for use: a drop-in film cartridge.

Origin of drop-in

First recorded in 1810–20; noun, adj. use of verb phrase drop in
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for drop in

call, stop

British Dictionary definitions for drop in

drop in

verb (intr, adverb)

surfing to intrude on a wave that another surfer is already riding

drop

noun

a small quantity of liquid that forms or falls in a spherical or pear-shaped mass; globule
a very small quantity of liquid
a very small quantity of anything
something resembling a drop in shape or size, such as a decorative pendant or small sweet
the act or an instance of falling; descent
a decrease in amount or value; slumpa drop in prices
the vertical distance that anything may fall
a steep or sheer incline or slope
short for fruit drop
the act of unloading troops, equipment, or supplies by parachute
(in cable television) a short spur from a trunk cable that feeds signals to an individual house
theatre See drop curtain
another word for trap door, gallows
mainly US and Canadian a slot or aperture through which an object can be dropped to fall into a receptacle
nautical the midships height of a sail bent to a fixed yardCompare hoist (def. 6a)
Australian cricket slang a fall of the wickethe came in at first drop
a drop in the bucket or a drop in the ocean an amount very small in relation to what is needed or desired
at the drop of a hat without hesitation or delay
have had a drop too much to be drunk
have the drop on someone US and NZ to have the advantage over someone

verb drops, dropping or dropped

(of liquids) to fall or allow to fall in globules
to fall or allow to fall vertically
(tr) to allow to fall by letting go of
to sink or fall or cause to sink or fall to the ground, as from a blow, wound, shot, weariness, etc
(intr; foll by back, behind, etc) to fall, move, or go in a specified manner, direction, etc
(intr; foll by in, by, etc) informal to pay a casual visit (to)
to decrease or cause to decrease in amount or valuethe cost of living never drops
to sink or cause to sink to a lower position, as on a scale
to make or become less in strength, volume, etc
(intr) to sink or decline in health or condition
(intr sometimes foll by into) to pass easily into a state or conditionto drop into a habit
(intr) to move along gently as with a current of water or air
(tr) to allow to pass casually in conversationto drop a hint
(tr) to leave out (a word or letter)
(tr) to set down or unload (passengers or goods)
(tr) to send or postdrop me a line/text/email
(tr) to discontinue; terminatelet's drop the matter
(tr) to cease to associate or have to do with
(tr) slang, mainly US to cease to employhe was dropped from his job
(tr; sometimes foll by in, off, etc) informal to leave or deposit, esp at a specified place
(of animals) to give birth to (offspring)
slang, mainly US and Canadian to lose (money), esp when gambling
(tr) to lengthen (a hem, etc)
(tr) to unload (troops, equipment, or supplies) by parachute
(tr) nautical to leave behind; sail out of sight of
(tr) sport to omit (a player) from a team
(tr) to lose (a score, game, or contest)the champion dropped his first service game
(tr) sport to hit or throw (a ball) into a goalhe dropped a 30 foot putt
(tr) to hit (a ball) with a drop shot
drop astern nautical to fall back to the stern (of another vessel)
(tr) motor racing slang to spin (the car) and (usually) crash out of the race
(tr) slang to swallow (a drug, esp a barbiturate or LSD)
drop dead! slang an exclamation of contempt

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

Word Origin and History for drop in

drop

n.

Old English dropa "a drop of liquid," from Proto-Germanic *drupon (cf. Old Saxon dropo, Old Norse dropi, Dutch drop, Old High German tropfo, German Tropfen (n.)), from PIE *dhreu-.

Meaning "an act of dropping" is from 1630s; of immaterial things (prices, temperatures, etc.) from mid-19c. Meaning "lozenge, hard candy" is 1723. Meaning "secret place where things can be left illicitly and picked up later" is from 1931.

Drop in the bucket (late 14c.) is from Isa. ix:15 [KJV]. At the drop of a hat "suddenly" is from 1854; drop-in "casual visit" is 1819; drop-kick is 1857. To get the drop on someone originally was Old West gunslinger slang (1869).

drop

v.

Old English dropian "to fall in drops" (see drop (n.)). Meaning "to fall vertically" is late 14c. Transitive sense "allow to fall" is mid-14c. Related: Dropped; dropping. Exclamation drop dead is from 1934; as an adjective meaning "stunning, excellent" it is first recorded 1970.

Online Etymology Dictionary, © 2010 Douglas Harper

drop in in Medicine

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 in

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.