Cabinet Meeting
noun
When the cabinet meets for deliberation they are having a cabinet meeting. So governmenty.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
さっきの閣議では何が議題だったんだっけ？忘れちゃった。
What did we discuss at the cabinet meeting held earlier today? I forgot.