con ‧ spire /kənˈspaɪə $ -ˈspaɪr/ BrE AmE verb [intransitive]
[ Date: 1300-1400 ; Language: Old French ; Origin: conspirer , from Latin conspirare 'to breathe together, agree, conspire' , from com- ( ⇨ COM- ) + spirare 'to breathe' ]
1 . to secretly plan with someone else to do something illegal ⇨ conspiracy
conspire (with somebody) to do something
All six men admitted conspiring to steal cars.
conspire against
There was some evidence that he had been conspiring against the government.
2 . if events conspire to do something, they happen at the same time and make something bad happen
conspire to do something
Pollution and neglect have conspired to ruin the city.
conspire against
Emily felt that everything was conspiring against her.