break up Definition in the Cambridge English Dictionary
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Definition of “break up” - English Dictionary

Definition of "break up" - American English Dictionary

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break up

phrasal verb with break  us   /breɪk/ verb

break up (LOSE CONNECTION)

(of a ​telephoneconversation) to ​becomeimpossible to ​understand because the ​connection is not ​strong enough: He was on the ​subway when he called and ​started to break up before I could ​answer.
(Definition of break up from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "break up" - British English Dictionary

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break up

phrasal verb with break uk   us   /breɪk/ verb (broke, broken)

break up (END RELATIONSHIP)

B1 If a ​marriagebreaks up or two ​people in a ​romanticrelationshipbreak up, ​theirmarriage or ​theirrelationshipends: Jenny and George have ​broken up. She's just ​broken up with her ​boyfriend.
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break up (STOP CLASSES)

B1 UK When ​schools and ​colleges, or the ​teachers and ​students who go to them ​break up, ​theirclassesstop and the ​holidaysstart : We ​broke up for the ​holidays in ​June.

break up (STOP BEING HEARD)

If someone who is ​talking on a ​mobilephone is ​breaking up, ​theirvoice can no ​longer be ​heardclearly.

break-upnoun

uk   us   /ˈbreɪk.ʌp/

break up noun (DIVISION)

[S] a ​gradualdivision into ​smallerpieces: It was ​feared that the break-up of the ​oiltanker would ​result in ​furtherpollution.

break up noun (END)

[C] the coming to an end of a ​business or ​personalrelationship, ​caused by the ​separation of those ​involved: Long ​separations had ​contributed to ​their marriage break-up. The break-up of the ​popgroup came as no ​surprise.
(Definition of break up from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "break-up" - Business English Dictionary

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break-upnoun [C]

uk   us   /ˈbreɪkʌp/
a ​division of a ​company, etc. into ​smallerparts: AT&T ​divided into three ​companies, making this the biggest ​voluntarycorporate break-up in ​history.
the end of a ​business or a ​relationship: The ​sale of the company's ​realestate and other ​assets was the first ​sign of its eventual break-up and ​closure.
(Definition of break-up from the Cambridge Business English Dictionary © Cambridge University Press)
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