set sth off Meaning in the Cambridge English Dictionary
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Meaning of “set sth off” in the English Dictionary

"set sth off" in British English

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set sth off

phrasal verb with set uk   us   /set/ verb (present participle setting, past tense and past participle set)

set sth off (CAUSE)

C2 to ​cause an ​activity or ​event, often a ​series of ​events, to ​begin or ​happen: The court's ​initialverdict in the ​policeofficers' ​trial set off ​seriousriots.C2 to ​cause a ​loudnoise or ​explosion, such as that made by a ​bomb or an alarm (= a ​warningsound) to ​begin or ​happen: Terrorists set off a ​bomb in the ​citycentre. Somebody set the ​alarm off on my ​car.

set sth off (MAKE NOTICEABLE)

to make something ​lookattractive by ​providing a contrast (= ​attractivedifference) to it: The new ​yellowcushionsnicely set off the ​palegreen of the ​chaircovers.
(Definition of set sth off from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"set sth off" in Business English

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set sth off

phrasal verb with set uk   us   /set/ verb (setting, set, set)
to cause an ​activity or ​event, often a ​series of ​events, to begin or ​happen: Cheap ​money set off a ​boom in ​personalborrowing, especially against homes. The ​proposedsale has set off an avalanche of ​protest.
(Definition of set sth off from the Cambridge Business English Dictionary © Cambridge University Press)
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