letdown

1 of 2

noun

let·​down ˈlet-ˌdau̇n How to pronounce letdown (audio)
1
a
: discouragement, disappointment
his latest novel is a letdown
b
: a slackening of effort : relaxation
2
: the descent of an aircraft or spacecraft to the point at which a landing approach is begun
3
: a physiological response of a lactating mammal to suckling and allied stimuli whereby previously secreted milk from the acini is expelled into ducts and drawn through the nipple

let down

2 of 2

verb

let down; letting down; lets down

transitive verb

1
: to allow to descend gradually
2
a
: to fail to support
felt her parents had let her down
b
: disappoint
the plot lets you down at the end
afraid of letting his father down

Example Sentences

Noun the museum exhibit was just so-so, and we returned home with a vague sense of letdown the eagerly anticipated new movie starring our favorite actor turned out to be a big letdown Verb with my poor performance I really felt that I had let my teammates down
Recent Examples on the Web
Noun
After anticipating these messages for hours, their nonexistence felt like an even greater letdown. Ellen O'brien, Outside Online, 12 Jan. 2023 Discovering the fleeting nature of happiness following a big accomplishment can feel like a letdown. Time, 9 Jan. 2023 The stage certainly seemed set for another letdown, after the crushing loss to Utah kept USC out of the CFP. Ryan Kartje, Los Angeles Times, 1 Jan. 2023 Looking for more information may seem like a letdown at first. Chicago Tribune, 6 Nov. 2022 After a great season of my favorite show on Bravo, the reunion felt a little bit like a letdown, especially because some fan favorites — Paige, Mya, Ciara — were quiet and seemed a bit annoyed. Brian Moylan, Vulture, 23 May 2022 With only a few scenes standing out as exceptions, the 4DX theater experience mostly felt like a letdown. Jeremy Hsu, Discover Magazine, 19 June 2015 The Lions suffered a bit of a letdown with last week's loss to the Carolina Panthers but all is not lost. Tyler J. Davis, Detroit Free Press, 2 Jan. 2023 NFC East-leading Philadelphia remains within reach, too, but Dallas needs help — and really needs to avoid a letdown in Jacksonville. Mark Heim | Mheim@al.com, al, 18 Dec. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'letdown.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

Noun

1768, in the meaning defined at sense 1a

Verb

12th century, in the meaning defined at sense 1

Time Traveler
The first known use of letdown was in the 12th century

Dictionary Entries Near letdown

letch

letdown

let down

Cite this Entry

“Letdown.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/letdown. Accessed 27 Jan. 2023.

Kids Definition

letdown

1 of 2 noun
let·​down ˈlet-ˌdau̇n How to pronounce letdown (audio)
1
2
: a slackening of effort

let down

2 of 2 verb
(ˈ)let-ˈdau̇n
1
: to fail to help or support
let down a friend in a crisis
2
: to fail to come up to expectations : disappoint
the end of the story lets the reader down

Medical Definition

letdown

1 of 2 noun
ˈlet-ˌdau̇n
: a physiological response of a lactating mammal to suckling and allied stimuli whereby increased intramammary pressure forces previously secreted milk from the acini and finer tubules into the main collecting ducts from where it can be drawn through the nipple

let down

2 of 2 transitive verb
: to release (formed milk) within the mammary gland or udder

More from Merriam-Webster on letdown

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