spark off
Upper Intermediate (B2) neutral
To suddenly start something big, like a fight or a problem, even if you didn't mean to.
"The prime minister's comments sparked off a heated national debate."
Hear it in context
They can fly 200 miles with no fuel. Here's how.
Tom Scott · 2:59
they’ll spark off another thermal.
Crazy Entertainers - With Live Guests in the Nutmeg Tavern
Townsends · 31:00
going to pass the spark off to the gentleman
Patrick Replies – Cinematic Video Games (FINAL EPISODE)
Patrick Willems Presents · 65:46
things I thought you might spark off of than directly need to answer.