A cabinet meeting is a gathering of the highest-ranking officials in a government to discuss and make important decisions about various issues or policies. Full definition
I'd quite like to go to one of those big summit meetings, maybe some kind of cabinet meeting, to see how people really behave in those situations. (schoolsweek.co.uk)
In his first two and a half months in office, the mayor has visited 11 schools and invited the superintendent to sit in on each of his weekly cabinet meetings. (richmondmagazine.com)
Sometimes cabinet meetings only lasted 20 minutes - it was like a rubber stamp. (theguardian.com)