Synonyms of 'a bolt from the blue'
a sudden, unexpected, and usually unwelcome eventThe decision came as a bolt from the blue.
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in the sense of bombshell
a shocking or unwelcome surprise
Her resignation is a political bombshell.
in the sense of jolt
a severe shock
The campaign came at a time when America needed such a jolt.
Thesaurus for a bolt from the blue from the Collins English Thesaurus