bottleneck

1 of 3

adjective

bot·​tle·​neck ˈbä-tᵊl-ˌnek How to pronounce bottleneck (audio)
: narrow
bottleneck harbors

bottleneck

2 of 3

noun

plural bottlenecks
1
a
: a narrow route
b
: a point of traffic congestion
2
a
: someone or something that slows or halts free movement and progress
working to streamline production and eliminate bottlenecks
b
: impasse
They reached a bottleneck in the negotiations.
c
: a dramatic reduction in the size of a population (as of a species) that results in a decrease in genetic variation
3
or bottleneck guitar : a style of guitar playing in which glissando effects are produced by sliding an object (such as a knife blade or the neck of a bottle) along the strings

bottleneck

3 of 3

verb

bottlenecked; bottlenecking; bottlenecks

transitive verb

: to slow or halt by causing a bottleneck

Examples of bottleneck in a Sentence

Noun Bridge construction has created a bottleneck on the southern part of Main Street. All decisions must be approved by the committee, and this is where the company runs into bottlenecks.
Recent Examples on the Web
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Noun
These bottlenecks are not down to a lack of ambition but rather structural weaknesses, including lack of regulatory certainty, underdeveloped infrastructure, and crucially a lack of offtake agreements to guarantee long-term market demand. Felicia Jackson, Forbes.com, 23 June 2025 Oil shock—or maybe not Iran has the ability to close the Strait of Hormuz, the bottleneck shipping channel in the Persian Gulf through which 20% of all the world’s oil moves. Diane Brady, Fortune, 23 June 2025
Verb
Compute and algorithms were also bottlenecked, but data was sort of right there with them. Harry Booth, Time, 22 June 2025 The tea wholesalers oversee another part of the process, too, where a third bottleneck is bottlenecking: packing. HubSpot, 20 June 2025 See All Example Sentences for bottleneck

Word History

First Known Use

Adjective

1854, in the meaning defined above

Noun

1850, in the meaning defined at sense 1a

Verb

1919, in the meaning defined above

Time Traveler
The first known use of bottleneck was in 1850

Browse Nearby Words

Cite this Entry

“Bottleneck.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bottleneck. Accessed 27 Jun. 2025.

Kids Definition

bottleneck

noun
bot·​tle·​neck
ˈbät-ᵊl-ˌnek
1
: a narrow passageway
2
: someone or something that holds up progress
a traffic bottleneck

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