Definition of weigh in with in US English:

weigh in with

phrasal verb

informal
  • Make a forceful contribution to a competition or argument by means of.

    ‘Baker weighed in with a three-pointer’
    • ‘The Daily Press of Newport News, Va., weighs in with some 8,000 words, while The Arizona Republic, Phoenix, among others, is a comparatively pithy 500 words.’
    • ‘When the National Academy of Sciences weighs in on a matter, you're not talking fringe wackos, but the best and the brightest of mainstream scientific thought.’
    • ‘Now based in Washington, D.C., the group frequently weighs in on issues related to the environment, energy, and biotechnology.’
    • ‘And Dave in Florida weighs in with this, ‘I only wish I could change my plans due to gas prices.’’
    • ‘Gary weighs in with the position that ‘intellectual propaganda means nothing.’’
    • ‘Politicians and officials weighed in to say the government should act.’
    • ‘Edwards weighs in against gay marriages and school vouchers, in favor of affirmative action and against caps on jury awards in medical malpractice cases.’
    • ‘The Washington Post, official voice of the Democratic Party, weighs in on Social Security, in an article titled ‘Poorest Face Most Risk on Social Security’.’
    • ‘UNDP officials have argued that it isn't their role to weigh in on the merits of geopolitical claims.’
    • ‘And The Wall Street Journal weighs in, too.’
    • ‘In your capacity as an elections official, I appeal to you to weigh in on the side of democratic principles.’