take the bull by the horns

take the bull by the horns  {v. phr.},  {informal}
To take definite action and not care about risks; act bravely in a difficulty.
He decided to take the bull by the horns and demand a raise in salary even though it might cost him his job.
Compare:
Categories: {informal} {v. phr.}

'take the bull by the horns' on video