letdown

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noun let·down \ˈlet-ˌdau̇n\

Definition of letdown

  1. 1a :  discouragement, disappointment his latest novel is a letdownb :  a slackening of effort :  relaxation

  2. 2 :  the descent of an aircraft or spacecraft to the point at which a landing approach is begun

  3. 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

Examples of letdown in a Sentence

  1. the museum exhibit was just so-so, and we returned home with a vague sense of letdown

  2. the eagerly anticipated new movie starring our favorite actor turned out to be a big letdown

Recent Examples of letdown from the Web

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.

First Known Use of letdown

1768


LETDOWN Defined for English Language Learners

letdown

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noun

Definition of letdown for English Language Learners

  • : something that is not as good as it was expected to be


LETDOWN Defined for Kids

letdown

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noun let·down \ˈlet-ˌdau̇n\

Definition of letdown for Students


Medical Dictionary

letdown

noun let·down \ˈlet-ˌdau̇n\

Medical Definition of letdown

  1. :  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



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