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

The summer's most talked-about coupling is, without a doubt, Gigi Hadid and Bachelorette star Tyler Cameron. Christopher Rosa, Glamour, "A Complete Timeline of Gigi Hadid and Tyler Cameron’s Dates," 16 Aug. 2019 Reinhart was also reluctant to discuss the coupling. Michele Corriston,, "Riverdale's Cole Sprouse and Lili Reinhart Split After 2 Years: Reports," 22 July 2019 Even with multiple processors, the coupling between bits means that one processor spends a fair bit of time waiting for results from its neighbors. Chris Lee, Ars Technica, "Light-based computer may parallelize 10-megabit computations," 13 June 2019 Since their coupling, Xisca has received a degree in business and now works at the Rafael Nadal Tennis Academy in Mallorca, according to CNN. Blake Bakkila, Good Housekeeping, "Rafael Nadal and His Future Wife Xisca Perelló Are Reportedly Getting Married in October," 15 Aug. 2019 There is a tacit tradition of interracial coupling that begins with black performers having to enter white spaces and endure, from Sammy Davis Jr. to Jack Johnson to Billie Holiday and Orson Welles. Harmonyholiday, Longreads, "Mama Looks for Melanin," 6 June 2019 Between all the surprise engagements, terrible engagements!, confusing how did that even happen couplings and how did that even happen uncouplings, spring and summer have kept everyone guessing. Elise Taylor, Vogue, "Rejoice in This Video of Jennifer Lopez Singing “Don't Stop Believin’” to Alex Rodriguez on a Yacht," 7 Aug. 2018 The ponies were registered as a breed in 1994, and legions of obsessives document each stallion’s band of mares and track their couplings on Facebook, and local shops sell catalogs of the animals. Sarah Maslin Nir, New York Times, "Following in the Wake of a Storybook Pony," 8 July 2019 Artists as gardeners have been a common coupling throughout history. Kitty Leshay,, "Visitors Flock To Art And Garden Tour," 14 June 2019

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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Statistics for coupling

Last Updated

8 Sep 2019

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Time Traveler for coupling

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

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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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More from Merriam-Webster on coupling

Thesaurus: All synonyms and antonyms for coupling

Spanish Central: Translation of coupling

Nglish: Translation of coupling for Spanish Speakers

Britannica English: Translation of coupling for Arabic Speakers

Comments on coupling

What made you want to look up coupling? Please tell us where you read or heard it (including the quote, if possible).


readily or continually undergoing change

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