[ uhn-kuhp-uh l ]
/ ʌnˈkʌp əl /

verb (used with object), un·cou·pled, un·cou·pling.

to release the coupling or link between; disconnect; let go: to uncouple railroad cars.
to end (a romantic relationship or marriage): Their marriage was uncoupled by financial problems.

verb (used without object), un·cou·pled, un·cou·pling.

to become unfastened; let go: The glider uncoupled from the tow plane.
to end a romantic relationship or marriage: My sister and her boyfriend have uncoupled after ten years together.
(of a romantic relationship or marriage) to end.


Discover The Influence Of Portuguese On English Via This Quiz!
We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following bird names traces its immediate origin to Portuguese?

Origin of uncouple

1300–50; Middle English unco(u)plen; see un-2, couple
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for uncouple

British Dictionary definitions for uncouple

/ (ʌnˈkʌpəl) /


to disconnect or unfasten or become disconnected or unfastened
(tr) to set loose; release
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012