"To join the committee" means becoming a member of a group of people who work together to make decisions, solve problems, or carry out tasks related to a specific purpose or goal. Full definition
Get involved by joining a committee, help organize a variety of special events, youth groups, program projects and client support activities. (heartlandfamilyservice.org)
Teachers in a middle school decided to invite a to student join a committee, a first for their school district. (soundout.org)
Another strategy is to attend professional meetings or join committees where in - house counsel are present. (abaforlawstudents.com)