cou·​pling | \ ˈkə-pliŋ (usual for sense 2) How to pronounce coupling (audio) , -pə-liŋ \

Definition of coupling

1 : the act of bringing or coming together : pairing specifically : sexual union
2 : a device that serves to connect the ends of adjacent parts or objects
3 : the joining of or the part of the body that joins the hindquarters to the forequarters of a quadruped
4 : a means of electric connection of two electric circuits by having a part common to both

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Examples of coupling in a Sentence

the couplings between railroad cars a coupling of literature and science
Recent Examples on the Web And yet this strange coupling has produced a hit — peaking at No. 8 on the Hot 100, the song is their strongest commercial release so far despite sounding like little else on the chart. Charlie Harding And Nate Sloan, Vulture, "How a Broadway-Inspired Banger Took Over the Pop Charts," 30 Mar. 2021 Almost 100 percent can flow into the rear axle, but the ministrations happening in the all-wheel-drive coupling are invisible to the driver. Tony Quiroga, Car and Driver, "Tested: 2021 Aston Martin DBX Looks to Right Aston's Ship," 18 Mar. 2021 If true, though, this coupling would break the internet. Christopher Rosa, Glamour, "The Pete Davidson-Phoebe Dynevor Dating Rumors, Explained," 23 Mar. 2021 The account, and many others, were deeply curious about the coupling, which was only helped by the many pictures of them that circulated in the pandemic’s early days. Megan Mccluskey, Time, "Being Stuck at Home for a Year Has Led to One Repeated Question: What’s Ben Affleck Doing Now?," 4 Mar. 2021 Fans awed over the colorblind casting of the Regency period, as the interracial coupling hallmarked the show. Mia Uzzell, Essence, "‘Bridgerton’ Is Getting A Second Season," 21 Jan. 2021 But this pad contains 18 overlapping coils that work together to form an electromagnetic coupling to your device's power receiver. Gregg Ellman, Star Tribune, "A wireless charger that requires less diddling around," 27 Jan. 2021 The current engine is a 6-kW electric direct drive thruster with a magnetic coupling to the propeller.. David Hambling, Popular Mechanics, "This 3D-Printed Sub Could Be the Future of Undersea Warfare," 20 Dec. 2020 This year’s coupling of a king salmon crash with a chum salmon crash is unprecedented, Trainor said. Emily Goodykoontz, Anchorage Daily News, "Yukon River mushers hurting for salmon to feed sled dogs receive thousands of pounds of donated kibble," 29 Nov. 2020

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

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First Known Use of coupling

14th century, in the meaning defined at sense 1

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Time Traveler for coupling

Time Traveler

The first known use of coupling was in the 14th century

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Statistics for coupling

Last Updated

1 May 2021

Cite this Entry

“Coupling.” Dictionary, Merriam-Webster, Accessed 9 May. 2021.

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More Definitions for coupling



English Language Learners Definition of coupling

: a device that connects two parts or things
formal : the act of having sex
: the act of combining two things


cou·​pling | \ ˈkə-pling How to pronounce coupling (audio) \

Kids Definition of coupling

1 : the act of bringing or coming together the coupling of the freight cars
2 : something that connects two parts or things a pipe coupling


cou·​pling | \ ˈkəp-liŋ, -ə-liŋ How to pronounce coupling (audio) \

Medical Definition of coupling

1 : the joint together with its supporting structures between the last lumbar vertebra and the sacrum that joins the hindquarters of a quadruped to the trunk broadly : the part of the body or the conformation and proportionate length of the part of the body that joins the hindquarters to the forequarters
2 : the tendency of linked traits to be inherited together in offspring of a double heterozygote when both dominant genes occur on one chromosome and both recessive genes occur on the homologous chromosome — compare repulsion
3 : bigeminy

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Comments on coupling

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