"To support the bill" means to agree with, back, or hold a favorable opinion about the proposed legislation. It indicates that the person or entity believes the bill should be passed or enacted into law. Full definition
-- We used social media to generate phone calls of support from concerned citizens, and invite organizations and individuals to support the bill in person at the committee hearing. (petassistancefoundation.org)
Those who supported this bill did a disservice to the American people and to our democratic values. (techcrunch.com)
Others acknowledge that a texting ban is hard to enforce, but support the bill because it is a step in the right direction. (texasdrivesafe.com)