A "joint hearing" refers to a meeting or session where two or more groups or committees that usually work separately come together to discuss and investigate a specific topic or issue. Full definition
The rare joint hearing is slated to last several hours, and is among the most high profile in recent months. (businessinsider.com)
«We need to hold joint hearings of the Senate Labor and Education committees. (njleftbehind.org)
FDC addressed this need in a Statement for the Record to the House Ways and Means Subcommittee on Oversight Joint Hearing on Food Banks and Front - Line Charities: Unprecedented Demand and Unmet Need (November 19,2009). (foodtodonate.com)