Banquet
Dinner Party
noun, の adjective
A banquet meeting is when you meet together for a banquet (or dinner party).
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.
宴会で嫌な奴とお酒を飲むのは、会議で議事録を記録するより退屈な仕事だ。
Drinking alcohol with someone you don’t like at a dinner party is a much more tedious task than recording the proceedings of a meeting.