B1
a small object that produces a flame and is used to start something burning
Dictionary examples:
The camping trip was a disaster when we realized we forgot matches and lighters. (0.0)
He tried to use his smartphone as a lighter. It didn't work out well. (0.0)
My friend tried to light a candle with a banana, forgetting he wasn't holding a lighter. (0.0)
Can I borrow your lighter? (20.3)