throw down the gauntlet

Translations
бросить вызов
He threw down the gauntlet to her by challenging her to a debate.
Он бросил вызов ей, вызвав её на дебаты.
Definitions
To issue a challenge or provoke someone to compete or fight, often in a bold or confrontational manner. The phrase originates from the medieval practice of throwing down a glove (gauntlet) as a challenge to a duel.
Words
throw

verb
бросить
down

adverb
вниз
the

article or possessive pronoun
этот
gauntlet

noun
перчатка