take a firm line (on or against something)

take a firm line (on or against something)

To publicly assert one's opinion or defense of or opposition to something without relenting. I know voicing my opinion on this legislation may put my job in jeopardy, but it's time to take a firm line against these discriminatory hiring practices. Though an unpopular opinion, the principal took a firm line on keeping classes separated by gender.
See also: firm, line, take
Farlex Dictionary of Idioms.

take a firm ˈline/ˈstand (on/against something)

make your beliefs known and try to make others follow them: We need to take a firm line on tobacco advertising. They took a firm stand against drugs in the school.
See also: firm, line, stand, take
Farlex Partner Idioms Dictionary
See also:
  • make a stand
  • take a firm line/stand
  • take a firm stand (on or against something)
  • opinion
  • dangerous ground
  • hazard an opinion
  • gonna
  • (I'm) not gonna lie
  • (one's) considered opinion
  • your considered opinion