to throw down the gauntlet
01
to challenge someone to a fight or competition
![to [throw] down the gauntlet definition and meaning](https://cdn.langeek.co/photo/41354/original/?type=jpeg "to [throw] down the gauntlet definition and meaning")
Idiom
例
He has been waiting for a chance to throw down the gauntlet and prove his superiority.
If you're not afraid to lose, why do n't you throw down the gauntlet and challenge me?
