to begin a journey; to make a bomb, etc. explode; to make an alarm start ringing; to start a process or series of events
Oxford40% de las películas
to begin a journey
And so Barbie and Ken set off
Oxford30% de las películas
to make a bomb, etc. explode
They can't set off that nuke.
Oxford15% de las películas
to make an alarm start ringing
Low-tech, doesn't set off the alarms upstairs.
Oh, fuck 'em. They set off the alarm.
Oxford5% de las películas
to start a process or series of events
Definiciones del Oxford Advanced Learner's Dictionary, 9.ª edición