put one's foot down
/pʊt wʌnz fʊt daʊn əˈpɒn/ · /pʊt wʌnz fʊt daʊn ɔn/
Meaning 1
To assert authority or make a strong decision.
“One must put one's foot down when rules are broken.”Add to my deck
Meaning 2
To firmly stop or restrict something.
“One must put one's foot down to stop bad behavior.”Add to my deck