The word "congress" usually refers to a formal assembly or meeting where representatives come together to discuss and make decisions about important matters, such as laws and policies. Full definition
To the members of congress in the room: we hope you'll support it — and we're eager to work with you to pass a bipartisan bill. (transportation.gov)
If only the elected members of congress where held accountable they would have passed an energy bill that took effect tomorrow instead of 2022. (dotearth.blogs.nytimes.com)
He has no money, no staff, and no business running for congress from somewhere where he doesn't live. (nystateofpolitics.com)